{"product_id":"osmo-wr-base-coat-clear-4001","title":"Osmo WR Base Coat Clear (4001)","description":"\u003cdiv class=\"wwfs-product-description\"\u003e\n\n\u003cdiv class=\"wwfs-product-intro\"\u003e\n\u003cp\u003e\n\u003cstrong\u003eOsmo WR Base Coat 4001\u003c\/strong\u003e is a clear, deep-penetrating\nexterior wood preservative designed to provide additional protection\nagainst wood-rotting fungi, wood-staining fungi, blue stain and\nwood-destroying insects.\n\u003c\/p\u003e\n\n\u003cp\u003e\nParticularly recommended for suitable exterior softwoods, it penetrates\ninto the timber to provide additional moisture resistance while helping\nreduce swelling and shrinkage. It also creates a suitable surface for a\ncompatible Osmo exterior finishing oil or wood stain.\n\u003c\/p\u003e\n\n\u003cp\u003e\nWR Base Coat is not a decorative finish and must not be left as the final\nexposed coating. Once completely dry, it must be overcoated with a\ncompatible Osmo exterior product such as UV-Protection Oil, Natural Oil\nWoodstain or another suitable exterior finishing system.\n\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"wwfs-advice-box\"\u003e\n\u003cp\u003e\n\u003cstrong\u003eWiltshire Wood Recommendation:\u003c\/strong\u003e\u003cbr\u003e\nUse Osmo WR Base Coat beneath a suitable exterior finish where additional\nprotection against rot, blue stain and insect attack is required,\nparticularly on untreated softwood used for windows, doors, cladding,\npergolas, carports and garden structures.\n\u003c\/p\u003e\n\n\u003cp\u003e\nApply the specified quantity evenly and, where practical, treat all faces,\nedges and concealed surfaces before installation. Allow the Base Coat to\ndry completely before applying the chosen decorative topcoat.\n\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eAdditional Protection Beneath Your Exterior Finish\u003c\/h2\u003e\n\n\u003cp\u003e\nExterior wood is exposed to moisture, changing temperatures and biological\nattack. Osmo WR Base Coat penetrates beneath the surface and provides\npreventative protection before the timber receives its final decorative\ncoating.\n\u003c\/p\u003e\n\n\u003cp\u003e\nUnlike an exterior topcoat, it does not provide the finished colour, sheen\nor full UV resistance required for exposed timber. Its role is to protect\nand prepare the wood beneath the final Osmo coating system.\n\u003c\/p\u003e\n\n\u003cdiv class=\"wwfs-important-box\"\u003e\n\u003cp\u003e\n\u003cstrong\u003eThis Is a Base Coat Only:\u003c\/strong\u003e Osmo WR Base Coat must always\nbe overcoated with a compatible exterior wood finish after it has dried.\nIt is not designed to remain exposed as the final weatherproof or\ndecorative surface.\n\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eWhy Choose Osmo WR Base Coat?\u003c\/h2\u003e\n\n\u003cul class=\"wwfs-benefit-list\"\u003e\n\u003cli\u003ePreventative preservative for suitable exterior timber\u003c\/li\u003e\n\u003cli\u003eProtects against wood-rotting fungi\u003c\/li\u003e\n\u003cli\u003eProtects against wood-staining fungi and blue stain\u003c\/li\u003e\n\u003cli\u003eProtects against wood-destroying insects\u003c\/li\u003e\n\u003cli\u003ePenetrates deeply into the timber\u003c\/li\u003e\n\u003cli\u003eProvides additional moisture protection\u003c\/li\u003e\n\u003cli\u003eExtremely water-repellent\u003c\/li\u003e\n\u003cli\u003eHelps reduce timber swelling and shrinkage\u003c\/li\u003e\n\u003cli\u003eParticularly recommended for exterior softwood\u003c\/li\u003e\n\u003cli\u003eSuitable beneath compatible Osmo exterior finishes\u003c\/li\u003e\n\u003cli\u003eSuitable for windows, doors, cladding and garden structures\u003c\/li\u003e\n\u003cli\u003eCan be applied to all sides before installation\u003c\/li\u003e\n\u003cli\u003eImproves the prepared surface for subsequent finishing\u003c\/li\u003e\n\u003cli\u003eCan help regulate absorption on rough or absorbent timber\u003c\/li\u003e\n\u003cli\u003eClear formulation does not provide decorative colour\u003c\/li\u003e\n\u003cli\u003eNormally requires no future maintenance once correctly overcoated\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat Is WR Base Coat Designed to Do?\u003c\/h2\u003e\n\n\u003cdiv class=\"wwfs-table-wrap\"\u003e\n\u003ctable class=\"wwfs-spec-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\"\u003eFunction\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eWhat It Does\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eWhat It Does Not Do\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePreservative protection\u003c\/td\u003e\n\u003ctd\u003e\nHelps protect timber against rot, blue stain and wood-destroying\ninsects.\n\u003c\/td\u003e\n\u003ctd\u003e\nIt does not replace the need for a decorative exterior topcoat.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eMoisture protection\u003c\/td\u003e\n\u003ctd\u003e\nPenetrates the timber and provides additional resistance to moisture.\n\u003c\/td\u003e\n\u003ctd\u003e\nIt does not make poorly detailed or permanently wet timber\nmaintenance-free.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eDimensional stability\u003c\/td\u003e\n\u003ctd\u003e\nHelps reduce excessive swelling and shrinkage caused by changing\nmoisture levels.\n\u003c\/td\u003e\n\u003ctd\u003e\nIt cannot prevent natural timber movement completely.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eSurface preparation\u003c\/td\u003e\n\u003ctd\u003e\nCreates a suitable base for compatible Osmo exterior finishes.\n\u003c\/td\u003e\n\u003ctd\u003e\nIt provides no finished colour, sheen or complete UV protection.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eWR Base Coat 4001 vs WR Base Coat Aqua\u003c\/h2\u003e\n\n\u003cdiv class=\"wwfs-table-wrap\"\u003e\n\u003ctable class=\"wwfs-spec-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\"\u003eProduct\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eApplication\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eMain Difference\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003eWR Base Coat 4001\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\nBrush or suitable roller application.\n\u003c\/td\u003e\n\u003ctd\u003e\nOil-based exterior preservative containing protection against rot,\nblue stain and wood-destroying insects.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\nWR Base Coat Aqua\n\u003c\/td\u003e\n\u003ctd\u003e\nWater-based system that may be suitable for professional spray\napplication under controlled conditions.\n\u003c\/td\u003e\n\u003ctd\u003e\nSeparate water-based formulation. Check current Osmo guidance before\nspecifying or ordering.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"wwfs-important-box\"\u003e\n\u003cp\u003e\n\u003cstrong\u003e4001 Replaced the Previous Oil-Based 4005 Product:\u003c\/strong\u003e\nAlways check the product number before ordering or referring to older\nspecifications. This listing is for Osmo WR Base Coat\n\u003cstrong\u003e4001 Clear\u003c\/strong\u003e.\n\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eWhich Osmo Topcoat Should I Use?\u003c\/h2\u003e\n\n\u003cdiv class=\"wwfs-table-wrap\"\u003e\n\u003ctable class=\"wwfs-spec-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\"\u003eTopcoat\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eBest For\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eImportant Guidance\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\nOsmo UV-Protection Oil 410\n\n\u003c\/td\u003e\n\u003ctd\u003e\nVertical exterior timber requiring clear, biocide-free UV\nprotection.\n\u003c\/td\u003e\n\u003ctd\u003e\nApply after WR Base Coat has dried completely. Two thin finishing\ncoats are normally required on new timber.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\n\nOsmo UV-Protection Oil Extra\n\n\u003c\/td\u003e\n\u003ctd\u003e\nVertical exterior timber requiring clear UV protection with\nadditional protection of the coating against mould, algae and\nfungal attack.\n\u003c\/td\u003e\n\u003ctd\u003e\nAvailable in Clear Satin and Clear Matt. Do not use over white\nexterior finishes unless expressly approved by Osmo.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\n\nOsmo UV-Protection Oil Tints\n\n\u003c\/td\u003e\n\u003ctd\u003e\nVertical exterior timber where transparent colour and stronger\nvisible UV resistance are wanted.\n\u003c\/td\u003e\n\u003ctd\u003e\nChoose the colour after completing a representative trial on the\nactual timber.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\n\nOsmo Decking Oil\n\n\u003c\/td\u003e\n\u003ctd\u003e\nHorizontal decking, steps and exterior walking surfaces.\n\u003c\/td\u003e\n\u003ctd\u003e\nConfirm that WR Base Coat is appropriate for the timber and complete\ndecking system before use.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\n\nOsmo Garden Furniture Oil\n\n\u003c\/td\u003e\n\u003ctd\u003e\nSuitable exterior wooden tables, chairs and garden furniture.\n\u003c\/td\u003e\n\u003ctd\u003e\nParticularly consider WR Base Coat on suitable softwood furniture\nwhere additional preservative protection is required.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"wwfs-important-box\"\u003e\n\u003cp\u003e\n\u003cstrong\u003eThe Topcoat Provides the Finished Appearance:\u003c\/strong\u003e WR Base\nCoat is clear and provides no decorative colour or meaningful UV\nresistance by itself. The selected finishing oil or stain determines the\nfinal colour, sheen, UV performance and maintenance requirements.\n\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eSuitable Exterior Applications\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eTimber cladding and façades\u003c\/li\u003e\n\u003cli\u003eExterior wooden windows\u003c\/li\u003e\n\u003cli\u003eExterior doors\u003c\/li\u003e\n\u003cli\u003eWindow shutters\u003c\/li\u003e\n\u003cli\u003eCarports\u003c\/li\u003e\n\u003cli\u003ePergolas\u003c\/li\u003e\n\u003cli\u003eBalcony railings\u003c\/li\u003e\n\u003cli\u003eExterior fencing\u003c\/li\u003e\n\u003cli\u003ePrivacy screens\u003c\/li\u003e\n\u003cli\u003eSummerhouses\u003c\/li\u003e\n\u003cli\u003eGarden buildings\u003c\/li\u003e\n\u003cli\u003eSuitable garden furniture\u003c\/li\u003e\n\u003cli\u003eVertical softwood structures\u003c\/li\u003e\n\u003cli\u003eHidden faces and edges of exterior joinery\u003c\/li\u003e\n\u003cli\u003eEnd grain before the specified finishing system\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv class=\"wwfs-important-box\"\u003e\n\u003cp\u003e\n\u003cstrong\u003eNo Direct Ground or Surface-Water Contact:\u003c\/strong\u003e WR Base Coat\nis intended for exterior timber that is not in permanent contact with\nsoil, standing water or surface water. It is not a treatment for buried\nposts, submerged timber or wood in continuous wet contact.\n\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eSuitable Timber\u003c\/h2\u003e\n\n\u003cdiv class=\"wwfs-table-wrap\"\u003e\n\u003ctable class=\"wwfs-spec-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\"\u003eTimber\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eSuitability\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eGuidance\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePine and spruce\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eParticularly recommended\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\nSoftwoods can be vulnerable to blue stain, rot and insect attack.\nApply on all sides where practical.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eDouglas fir and larch\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSuitable subject to preparation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\nResinous timber may need to weather before treatment so the surface\ncan absorb the Base Coat properly.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eCedar\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSuitable subject to testing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\nNatural oils and extractives can affect absorption and drying.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eAccoya, Kebony and modified timber\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSubject to current manufacturer guidance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\nConfirm compatibility with both the timber manufacturer and the\nselected Osmo finishing system.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eOak and tannin-rich hardwoods\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSubject to testing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\nMoisture, tannins and extractives may influence the complete coating\nsystem.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003ePressure-treated timber\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSubject to drying and compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\nAllow excess treatment moisture and salts to disperse before\napplication.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eGreen or wet timber\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eNot suitable while wet\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\nWait until the timber moisture content is no more than\napproximately 20%.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cp class=\"wwfs-small-print\"\u003e\nTimber species, previous treatment, natural oils, resin and moisture content\ncan all influence absorption. Always complete a representative trial before\ntreating the full project.\n\u003c\/p\u003e\n\n\u003ch2\u003eHow Many Coats Are Required?\u003c\/h2\u003e\n\n\u003cp\u003e\nOsmo specifies an application quantity equivalent to approximately\n\u003cstrong\u003e160ml per square metre\u003c\/strong\u003e. Depending on the timber species,\nabsorbency and surface characteristics, this quantity may be achieved in\none, two or three controlled applications.\n\u003c\/p\u003e\n\n\u003cdiv class=\"wwfs-table-wrap\"\u003e\n\u003ctable class=\"wwfs-spec-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\"\u003eTimber Condition\u003c\/th\u003e\n\u003cth scope=\"col\"\u003ePossible Application\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eKey Requirement\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eHighly absorbent softwood\u003c\/td\u003e\n\u003ctd\u003e\nMay accept the required quantity in fewer generous, even\napplications.\n\u003c\/td\u003e\n\u003ctd\u003e\nAchieve even penetration without leaving runs or puddles.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eDense or less absorbent timber\u003c\/td\u003e\n\u003ctd\u003e\nMay require the total quantity to be divided across controlled\napplications.\n\u003c\/td\u003e\n\u003ctd\u003e\nDo not force excessive product onto timber that will not absorb it.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eRough-sawn or textured timber\u003c\/td\u003e\n\u003ctd\u003e\nUsually consumes more product than smooth planed timber.\n\u003c\/td\u003e\n\u003ctd\u003e\nWork the preservative fully into the texture and surface grain.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eHidden faces, edges and end grain\u003c\/td\u003e\n\u003ctd\u003e\nTreat carefully before installation where practical.\n\u003c\/td\u003e\n\u003ctd\u003e\nMaintain even protection around the complete timber component.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"wwfs-important-box\"\u003e\n\u003cp\u003e\n\u003cstrong\u003eFollow the Application Quantity:\u003c\/strong\u003e Do not rely solely on a\nsimple coat count. The aim is to apply the manufacturer’s specified total\nquantity evenly across the timber. Absorbency will determine whether that\nquantity is achieved in one or several applications.\n\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eCoverage and Available Sizes\u003c\/h2\u003e\n\n\u003cdiv class=\"wwfs-table-wrap\"\u003e\n\u003ctable class=\"wwfs-spec-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\"\u003eSize\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eApproximate Coverage\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eRecommended Use\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e125ml\u003c\/td\u003e\n\u003ctd\u003eApproximately 0.6–0.75m²\u003c\/td\u003e\n\u003ctd\u003e\nTesting compatibility, treating small timber components or local\nexterior repairs.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e0.75L\u003c\/td\u003e\n\u003ctd\u003eApproximately 3.75–4.5m²\u003c\/td\u003e\n\u003ctd\u003e\nDoors, windows, small garden structures and individual joinery\ncomponents.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e2.5L\u003c\/td\u003e\n\u003ctd\u003eApproximately 12.5–15m²\u003c\/td\u003e\n\u003ctd\u003e\nCladding, pergolas, garden buildings and larger professional\nprojects.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cp class=\"wwfs-small-print\"\u003e\nCoverage is based on approximately 5–6m² per litre. Actual consumption\nvaries substantially according to timber species, porosity, texture and\npreparation. Rough-sawn and weathered timber may use considerably more.\n\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Information\u003c\/h2\u003e\n\n\u003cdiv class=\"wwfs-table-wrap\"\u003e\n\u003ctable class=\"wwfs-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eProduct type\u003c\/th\u003e\n\u003ctd\u003eClear solvent-borne exterior wood preservative\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eProduct number\u003c\/th\u003e\n\u003ctd\u003e4001 Clear\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRecommended use\u003c\/th\u003e\n\u003ctd\u003e\nExterior timber not in direct contact with the ground or standing\nwater\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePrimary protection\u003c\/th\u003e\n\u003ctd\u003e\nWood-rotting fungi, wood-staining fungi, blue stain and\nwood-destroying insects\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eAvailable sizes\u003c\/th\u003e\n\u003ctd\u003e125ml, 0.75L and 2.5L\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eApplication quantity\u003c\/th\u003e\n\u003ctd\u003eApproximately 160ml per square metre\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eApproximate coverage\u003c\/th\u003e\n\u003ctd\u003eApproximately 5–6m² per litre\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eApplications\u003c\/th\u003e\n\u003ctd\u003e\nOne, two or three applications depending on timber absorbency, to\nachieve the required total quantity\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eApproximate drying time\u003c\/th\u003e\n\u003ctd\u003eApproximately 12 hours under suitable conditions\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMaximum timber moisture\u003c\/th\u003e\n\u003ctd\u003eApproximately 20%\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eApplication temperature\u003c\/th\u003e\n\u003ctd\u003eApproximately 10°C to 30°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eApplication tools\u003c\/th\u003e\n\u003ctd\u003eOsmo Flat Brush or suitable microfibre roller\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTool cleaning\u003c\/th\u003e\n\u003ctd\u003eOsmo Brush Cleaner \u0026amp; Thinner\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTopcoat required\u003c\/th\u003e\n\u003ctd\u003eYes – a compatible exterior Osmo finish must follow\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eInterior use\u003c\/th\u003e\n\u003ctd\u003eNot suitable for interior application\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cp class=\"wwfs-small-print\"\u003e\nCoverage and drying times are approximate. Temperature, humidity, timber\nspecies, surface texture, airflow and application quantity will affect the\nresult.\n\u003c\/p\u003e\n\n\u003ch2\u003eBest Conditions for Application\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eApply to clean, dry and frost-free timber.\u003c\/li\u003e\n\u003cli\u003eTimber moisture content must not exceed approximately 20%.\u003c\/li\u003e\n\u003cli\u003eApply between approximately 10°C and 30°C.\u003c\/li\u003e\n\u003cli\u003eDo not apply during damp conditions.\u003c\/li\u003e\n\u003cli\u003eDo not apply when rain is imminent.\u003c\/li\u003e\n\u003cli\u003eProtect freshly treated timber from rain while drying.\u003c\/li\u003e\n\u003cli\u003eMaintain good ventilation during application and drying.\u003c\/li\u003e\n\u003cli\u003eProtect soil, plants, drains and watercourses from splashes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv class=\"wwfs-important-box\"\u003e\n\u003cp\u003e\n\u003cstrong\u003eEnvironmental Protection Is Essential:\u003c\/strong\u003e WR Base Coat\ncontains active preservative ingredients. Do not allow the liquid product\nto enter soil, drains, ponds, watercourses or other aquatic environments.\nProtect nearby plants and ground surfaces during application.\n\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eSurface Preparation\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\nEnsure the timber is clean, dry, absorbent and free from frost.\n\u003c\/li\u003e\n\n\u003cli\u003e\nConfirm that moisture content is no more than approximately 20%.\n\u003c\/li\u003e\n\n\u003cli\u003e\nCompletely remove paint, varnish, lacquer and other film-forming coatings.\n\u003c\/li\u003e\n\n\u003cli\u003e\nThoroughly clean compatible old microporous stains where renovation is\nappropriate.\n\u003c\/li\u003e\n\n\u003cli\u003e\nAllow new resinous, oily or pressure-treated timber to weather or dry as\nrequired.\n\u003c\/li\u003e\n\n\u003cli\u003e\nRepair or replace rotten, structurally damaged or unstable timber before\ncoating.\n\u003c\/li\u003e\n\n\u003cli\u003e\nUse galvanised or corrosion-resistant fixings wherever appropriate.\n\u003c\/li\u003e\n\n\u003cli\u003e\nRemove all sanding dust before application.\n\u003c\/li\u003e\n\n\u003cli\u003e\nStir WR Base Coat thoroughly. Do not thin.\n\u003c\/li\u003e\n\n\u003cli\u003e\nProtect plants, soil, water storage and nearby surfaces from splashes.\n\u003c\/li\u003e\n\n\u003cli\u003e\nComplete a representative trial before treating the full area.\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv class=\"wwfs-important-box\"\u003e\n\u003cp\u003e\n\u003cstrong\u003eDo Not Apply over Silicone:\u003c\/strong\u003e WR Base Coat is compatible\nwith many common adhesives and fillers but not silicone products. Remove\nsilicone contamination from the timber before applying the coating system.\n\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eHow to Apply Osmo WR Base Coat\u003c\/h2\u003e\n\n\u003col class=\"wwfs-step-list\"\u003e\n\u003cli\u003e\nConfirm that the timber is clean, dry, frost-free and ready to absorb the\npreservative.\n\u003c\/li\u003e\n\n\u003cli\u003e\nStir the product thoroughly. Do not thin.\n\u003c\/li\u003e\n\n\u003cli\u003e\nProtect surrounding soil, plants, paving, drains and watercourses.\n\u003c\/li\u003e\n\n\u003cli\u003e\nApply evenly with an\n\nOsmo Flat Brush\n\nor suitable microfibre roller.\n\u003c\/li\u003e\n\n\u003cli\u003e\nWork along the wood grain and distribute the product consistently.\n\u003c\/li\u003e\n\n\u003cli\u003e\nApply to all faces, edges and concealed areas before installation where\npractical.\n\u003c\/li\u003e\n\n\u003cli\u003e\nPay particular attention to joints, end grain, cut edges and hidden\nsurfaces.\n\u003c\/li\u003e\n\n\u003cli\u003e\nAchieve the required total application quantity without leaving runs,\npuddles or heavy deposits.\n\u003c\/li\u003e\n\n\u003cli\u003e\nRemove any excess from edges before it dries.\n\u003c\/li\u003e\n\n\u003cli\u003e\nAllow approximately 12 hours’ drying with good ventilation.\n\u003c\/li\u003e\n\n\u003cli\u003e\nDe-nib lightly if the Base Coat raises the timber grain.\n\u003c\/li\u003e\n\n\u003cli\u003e\nApply the selected compatible Osmo exterior topcoat once the Base Coat is\ncompletely dry.\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cdiv class=\"wwfs-advice-box\"\u003e\n\u003cp\u003e\n\u003cstrong\u003eProfessional Application Tip:\u003c\/strong\u003e\u003cbr\u003e\nOn new exterior joinery, apply WR Base Coat before installation wherever\npossible. Treating hidden faces, edges and cut ends gives much more\ncomplete protection than coating only the visible face after installation.\n\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eProtecting End Grain\u003c\/h2\u003e\n\n\u003cp\u003e\nEnd grain absorbs moisture far more rapidly than the main face of timber.\nWR Base Coat should be worked carefully into exposed cut ends before the\nfull decorative system is applied.\n\u003c\/p\u003e\n\n\u003cp\u003e\nFor enhanced protection of exposed timber ends, complete the system with\n\nOsmo End Grain Sealing Wax 5735\n\nwhere appropriate.\n\u003c\/p\u003e\n\n\u003cdiv class=\"wwfs-important-box\"\u003e\n\u003cp\u003e\n\u003cstrong\u003eEnd Grain Sealing Wax Is for Cut Ends Only:\u003c\/strong\u003e Do not use\nEnd Grain Sealing Wax as a broad surface treatment. Apply it only to\nexposed end grain and remove accidental excess from adjoining faces.\n\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eRecommended Application Tools\u003c\/h2\u003e\n\n\u003cdiv class=\"wwfs-table-wrap\"\u003e\n\u003ctable class=\"wwfs-spec-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\"\u003eApplication Tool\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eBest For\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eHow It Is Used\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\nOsmo Flat Brush\n\n\u003c\/td\u003e\n\u003ctd\u003e\nDoors, windows, frames, timber sections, edges and detailed joinery.\n\u003c\/td\u003e\n\u003ctd\u003e\nWork the preservative evenly into the grain, joints and end grain.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\n\nOsmo Microfibre Roller\n\n\u003c\/td\u003e\n\u003ctd\u003e\nLarger smooth cladding boards and flat exterior timber sections.\n\u003c\/td\u003e\n\u003ctd\u003e\nLoad evenly and distribute the Base Coat thoroughly without leaving\nruns or heavy roller edges.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\n\nWood Coating Brushes\n\n\u003c\/td\u003e\n\u003ctd\u003e\nNarrow components, joints, rebates and difficult areas.\n\u003c\/td\u003e\n\u003ctd\u003e\nSelect a suitable brush width and ensure the complete timber surface\nreceives an even treatment.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eRecommended Accessories\u003c\/h2\u003e\n\n\u003cdiv class=\"wwfs-table-wrap\"\u003e\n\u003ctable class=\"wwfs-spec-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\"\u003eProduct\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eRecommended Use\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\nOsmo Flat Brush\n\n\u003c\/td\u003e\n\u003ctd\u003e\nControlled application to timber faces, edges, frames and joinery.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\n\nOsmo Roller Set\n\n\u003c\/td\u003e\n\u003ctd\u003e\nApplication across larger smooth timber surfaces.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\n\nOsmo End Grain Sealing Wax\n\n\u003c\/td\u003e\n\u003ctd\u003e\nAdditional protection for exposed cut ends and end grain.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\n\nOsmo Brush Cleaner \u0026amp; Thinner\n\n\u003c\/td\u003e\n\u003ctd\u003e\nCleaning suitable brushes, rollers and application tools.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\n\nOsmo UV-Protection Oil 410\n\n\u003c\/td\u003e\n\u003ctd\u003e\nClear biocide-free finishing protection for vertical exterior\ntimber.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\n\nOsmo UV-Protection Oil Extra\n\n\u003c\/td\u003e\n\u003ctd\u003e\nClear exterior finishing oil with additional protection of the\ncoating against mould, algae and fungal attack.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\n\nOsmo UV-Protection Oil Tints\n\n\u003c\/td\u003e\n\u003ctd\u003e\nTransparent coloured finishing protection for vertical exterior\ntimber.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eDrying and Overcoating\u003c\/h2\u003e\n\n\u003cdiv class=\"wwfs-table-wrap\"\u003e\n\u003ctable class=\"wwfs-spec-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\"\u003eStage\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eApproximate Time\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eGuidance\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eWR Base Coat drying\u003c\/td\u003e\n\u003ctd\u003eApproximately 12 hours\u003c\/td\u003e\n\u003ctd\u003e\nMaintain good ventilation and protect the timber from rain.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eInspection\u003c\/td\u003e\n\u003ctd\u003eOnce fully dry\u003c\/td\u003e\n\u003ctd\u003e\nCheck for raised grain, missed areas, excessive product or surface\ncontamination.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eTopcoat application\u003c\/td\u003e\n\u003ctd\u003eAfter complete drying\u003c\/td\u003e\n\u003ctd\u003e\nApply the selected compatible Osmo exterior finish as soon as\npractical.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"wwfs-important-box\"\u003e\n\u003cp\u003e\n\u003cstrong\u003eDo Not Leave the Base Coat Unfinished:\u003c\/strong\u003e Apply the selected\nexterior topcoat once WR Base Coat has dried. Leaving the impregnated\ntimber exposed does not provide the required decorative or UV-protective\nfinish.\n\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eSafety and Environmental Guidance\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eUse only for the exterior applications stated by the manufacturer.\u003c\/li\u003e\n\u003cli\u003eAlways read the current product label before use.\u003c\/li\u003e\n\u003cli\u003eWear suitable protective gloves, clothing and eye protection.\u003c\/li\u003e\n\u003cli\u003eDo not eat, drink or smoke during application.\u003c\/li\u003e\n\u003cli\u003eKeep children and unprotected people away from the working area.\u003c\/li\u003e\n\u003cli\u003eKeep animals away until the treated surface is completely dry.\u003c\/li\u003e\n\u003cli\u003eDo not contaminate food, utensils or food-contact surfaces.\u003c\/li\u003e\n\u003cli\u003eDo not allow the liquid product to enter drains or watercourses.\u003c\/li\u003e\n\u003cli\u003eProtect plants, soil, ponds and aquatic environments from splashes.\u003c\/li\u003e\n\u003cli\u003eDo not use on beehives or beekeeping equipment.\u003c\/li\u003e\n\u003cli\u003eCheck for protected bats before treating any potentially occupied structure.\u003c\/li\u003e\n\u003cli\u003eDispose of the product and container responsibly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv class=\"wwfs-important-box\"\u003e\n\u003cp\u003e\n\u003cstrong\u003eUse Wood Preservatives Safely:\u003c\/strong\u003e Always read the label,\nsafety data and product information before application. WR Base Coat\ncontains active preservative ingredients and must be used only for its\nintended exterior purpose.\n\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eImportant Application Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eUse only on suitable exterior timber.\u003c\/li\u003e\n\n\u003cli\u003eDo not use on interior woodwork.\u003c\/li\u003e\n\n\u003cli\u003eDo not use on timber in permanent ground or water contact.\u003c\/li\u003e\n\n\u003cli\u003eWR Base Coat is not a standalone finished coating.\u003c\/li\u003e\n\n\u003cli\u003eA compatible Osmo exterior topcoat must follow.\u003c\/li\u003e\n\n\u003cli\u003eApply the required total quantity evenly.\u003c\/li\u003e\n\n\u003cli\u003e\nThe number of applications may vary according to timber absorbency.\n\u003c\/li\u003e\n\n\u003cli\u003eApply on all sides before installation wherever practical.\u003c\/li\u003e\n\n\u003cli\u003eTimber moisture content must not exceed approximately 20%.\u003c\/li\u003e\n\n\u003cli\u003eDo not thin the product.\u003c\/li\u003e\n\n\u003cli\u003eApply only in suitable dry weather.\u003c\/li\u003e\n\n\u003cli\u003eProtect freshly treated timber from rain.\u003c\/li\u003e\n\n\u003cli\u003eDo not contaminate soil, plants, drains or watercourses.\u003c\/li\u003e\n\n\u003cli\u003eCompletely remove paints and lacquers before application.\u003c\/li\u003e\n\n\u003cli\u003eUse corrosion-resistant fixings where appropriate.\u003c\/li\u003e\n\n\u003cli\u003eAllow approximately 12 hours’ drying.\u003c\/li\u003e\n\n\u003cli\u003eAlways complete a representative trial.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTool Cleaning\u003c\/h2\u003e\n\n\u003cp\u003e\nClean suitable brushes, rollers and reusable application tools immediately\nafter use with\n\nOsmo Brush Cleaner \u0026amp; Thinner\n.\n\u003c\/p\u003e\n\n\u003cp\u003e\nDo not wash preservative residues into sinks, drains, soil or watercourses.\nDispose of cleaning residues in accordance with the current safety and local\nwaste guidance.\n\u003c\/p\u003e\n\n\u003ch2\u003eComplete Your Exterior Timber System\u003c\/h2\u003e\n\n\u003cdiv class=\"wwfs-table-wrap\"\u003e\n\u003ctable class=\"wwfs-spec-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\"\u003eProduct\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eRecommended Use\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\nOsmo UV-Protection Oil 410\n\n\u003c\/td\u003e\n\u003ctd\u003e\nClear, biocide-free UV protection for vertical exterior timber.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\n\nOsmo UV-Protection Oil Extra\n\n\u003c\/td\u003e\n\u003ctd\u003e\nClear exterior protection with additional active film protection.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\n\nOsmo UV-Protection Oil Tints\n\n\u003c\/td\u003e\n\u003ctd\u003e\nTransparent coloured UV protection for vertical exterior timber.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\n\nOsmo Decking Oil\n\n\u003c\/td\u003e\n\u003ctd\u003e\nDecorative finishing protection for suitable decking and exterior\nhorizontal timber.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\n\nOsmo Garden Furniture Oil\n\n\u003c\/td\u003e\n\u003ctd\u003e\nClear finishing oil for suitable exterior wooden furniture.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\n\nOsmo End Grain Sealing Wax\n\n\u003c\/td\u003e\n\u003ctd\u003e\nAdditional moisture protection for exposed timber ends.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\n\nOsmo Flat Brush\n\n\u003c\/td\u003e\n\u003ctd\u003e\nControlled application to timber faces, edges and detailed joinery.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\n\nOsmo Brush Cleaner \u0026amp; Thinner\n\n\u003c\/td\u003e\n\u003ctd\u003e\nCleaning suitable application equipment after use.\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Osmo","offers":[{"title":"0.75L","offer_id":44662334488679,"sku":"mku1789816227751","price":21.29,"currency_code":"USD","in_stock":true},{"title":"2.5L","offer_id":44662334521447,"sku":"lef1789816227752","price":48.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0669\/9109\/5911\/files\/osmo-wr-base-coat-clear-4001_1.jpg?v=1789816232","url":"https:\/\/yearroundseamwear.shop\/products\/osmo-wr-base-coat-clear-4001","provider":"My Store","version":"1.0","type":"link"}