{"product_id":"ball-stopgap-300hd-screed-25kg-smoothing-compound","title":"Ball Stopgap 300HD Screed - 25kg - Smoothing Compound","description":"\u003cdiv class=\"wwfs-product-description\"\u003e\n\n\u003cdiv class=\"wwfs-product-intro\"\u003e\n\u003cp\u003eF. Ball Stopgap 300 is a heavy-duty, fast-drying self-smoothing compound designed for preparing sound absorbent and non-absorbent internal subfloors before the installation of new floor coverings.\u003c\/p\u003e\n\n\u003cp\u003eIts high-strength, dimensionally stable formulation makes it suitable for light to heavy-duty environments, including demanding commercial and industrial flooring projects. Stopgap 300 mixes with clean water, can be applied by hand or pump and provides a smooth, durable base for wood flooring, LVT, vinyl, carpet and other floor coverings.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eWhy Choose F. Ball Stopgap 300?\u003c\/h2\u003e\n\n\u003cdiv class=\"wwfs-benefit-list\"\u003e\n\u003cul\u003e\n\u003cli\u003eHeavy-duty smoothing compound for demanding flooring installations.\u003c\/li\u003e\n\u003cli\u003eSuitable for sound absorbent and non-absorbent subfloors.\u003c\/li\u003e\n\u003cli\u003eFast drying for quicker installation of new floor coverings.\u003c\/li\u003e\n\u003cli\u003eApplication thickness from 2mm to 20mm.\u003c\/li\u003e\n\u003cli\u003eExcellent self-smoothing properties.\u003c\/li\u003e\n\u003cli\u003eSuitable for hand or pump application.\u003c\/li\u003e\n\u003cli\u003eLow odour and protein free.\u003c\/li\u003e\n\u003cli\u003eSuitable for biologically sensitive environments, including hospitals.\u003c\/li\u003e\n\u003cli\u003eHigh compressive strength and excellent dimensional stability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eRecommended Applications\u003c\/h2\u003e\n\n\u003cp\u003eF. Ball Stopgap 300 can be used over correctly prepared:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eConcrete subfloors.\u003c\/li\u003e\n\u003cli\u003eSand and cement screeds.\u003c\/li\u003e\n\u003cli\u003eCalcium sulphate and anhydrite screeds.\u003c\/li\u003e\n\u003cli\u003eMinimal, well-bonded adhesive residues.\u003c\/li\u003e\n\u003cli\u003eSound flooring-grade asphalt.\u003c\/li\u003e\n\u003cli\u003eGranolithic and terrazzo floors.\u003c\/li\u003e\n\u003cli\u003eEpoxy and polyurethane resin surfaces.\u003c\/li\u003e\n\u003cli\u003eCeramic and quarry tiles.\u003c\/li\u003e\n\u003cli\u003eSuitable waterproof surface membranes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv class=\"wwfs-advice-box\"\u003e\n\u003ch3\u003eProfessional Advice\u003c\/h3\u003e\n\n\u003cp\u003eStopgap 300 is an excellent choice when a strong, durable smoothing compound is required for a commercial, industrial or high-traffic installation.\u003c\/p\u003e\n\n\u003cp\u003eThe correct preparation and primer depend on the substrate. Browse our F. Ball levelling compound primers, including P121, P131 and P141, and always follow the latest F. Ball Technical Data Sheet for the specific subfloor.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable class=\"wwfs-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003eHeavy-duty self-smoothing compound\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth\u003ePack Size\u003c\/th\u003e\n\u003ctd\u003e25kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth\u003eMixing Liquid\u003c\/th\u003e\n\u003ctd\u003e5.5 litres of clean water per 25kg bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth\u003eCoverage\u003c\/th\u003e\n\u003ctd\u003eApproximately 5m² at 3mm thickness\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth\u003eConsumption\u003c\/th\u003e\n\u003ctd\u003eApproximately 1.67kg\/m² per millimetre of thickness\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth\u003eApplication Thickness\u003c\/th\u003e\n\u003ctd\u003e2–20mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth\u003eWorking Time\u003c\/th\u003e\n\u003ctd\u003eApproximately 20–30 minutes at 20°C*\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth\u003eWalk-On Time\u003c\/th\u003e\n\u003ctd\u003eApproximately 90 minutes at 20°C*\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth\u003eReady to Cover\u003c\/th\u003e\n\u003ctd\u003eFrom approximately 6 hours on absorbent subfloors and 12 hours on non-absorbent subfloors*\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth\u003eApplication Method\u003c\/th\u003e\n\u003ctd\u003eHand or pump application\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth\u003eClassification\u003c\/th\u003e\n\u003ctd\u003eCT-C35-F7\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth\u003eSuitable Areas\u003c\/th\u003e\n\u003ctd\u003eInternal domestic, commercial, industrial and biologically sensitive environments\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eBuild Your Perfect Subfloor\u003c\/h2\u003e\n\n\u003cp\u003eCorrect preparation is essential for a smooth, strong and long-lasting flooring installation.\u003c\/p\u003e\n\n\u003ch3\u003e1. Check for Moisture\u003c\/h3\u003e\n\n\u003cp\u003eTest the subfloor before beginning. Where moisture control is required, select a compatible damp proof membrane from our Liquid DPM collection and follow the relevant manufacturer's system requirements.\u003c\/p\u003e\n\n\u003ch3\u003e2. Select the Correct Primer\u003c\/h3\u003e\n\n\u003cp\u003eThe primer required depends on whether the substrate is absorbent or non-absorbent. View the full range of F. Ball levelling compound primers, including Stopgap P121, Stopgap P131 and Stopgap P141.\u003c\/p\u003e\n\n\u003ch3\u003e3. Repair Damaged Areas\u003c\/h3\u003e\n\n\u003cp\u003eUse Stopgap Micro Rapid for feather-edging, fine surface imperfections and small localised repairs. For deeper holes, damaged screeds and larger repairs, use Stopgap 400 Repair.\u003c\/p\u003e\n\n\u003ch3\u003e4. Choose the Right Levelling Compound\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eStopgap Fast-Track 30\u003c\/strong\u003e – Choose this when installation speed is the main priority.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eStopgap 700 Superflex\u003c\/strong\u003e – Fibre-modified smoothing compound for plywood and other flexible substrates.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eStopgap 1200 Pro\u003c\/strong\u003e – Ideal for applying over suitable well-bonded adhesive residues, including bitumen and carpet tile tackifier residues.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eStopgap 300\u003c\/strong\u003e – The heavy-duty choice for sound absorbent and non-absorbent subfloors in light to heavy-duty environments.\u003c\/p\u003e\n\n\u003cdiv class=\"wwfs-advice-box\"\u003e\n\u003ch3\u003eNeed Help Choosing?\u003c\/h3\u003e\n\n\u003cp\u003eNot sure which primer, repair product or levelling compound is right for your floor? Contact our flooring specialists with details of the substrate, moisture readings, required application depth and the floor covering being installed.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"wwfs-important-box\"\u003e\n\u003ch3\u003eImportant Information\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eFor internal use only.\u003c\/li\u003e\n\u003cli\u003eThe subfloor must be sound, clean and correctly prepared.\u003c\/li\u003e\n\u003cli\u003eRemove contamination, loose material and incompatible residues before application.\u003c\/li\u003e\n\u003cli\u003eUse the correct primer for the substrate in accordance with F. Ball guidance.\u003c\/li\u003e\n\u003cli\u003eDo not exceed the stated water quantity, as this can reduce strength and performance.\u003c\/li\u003e\n\u003cli\u003eAlways read the latest F. Ball Technical Data Sheet before use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"wwfs-small-print\"\u003e\n\u003cp\u003e*Working, setting and drying times are based on approximately 20°C. Lower temperatures, increased humidity, poor airflow or thicker applications will extend drying times. Coverage will vary according to substrate condition and application thickness.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"F Ball","offers":[{"title":"Default Title","offer_id":44661926592615,"sku":"hmw1789815514832","price":34.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0669\/9109\/5911\/files\/ball-stopgap-300hd-screed---25kg---smoothing-compound_1.webp?v=1789815518","url":"https:\/\/yearroundseamwear.shop\/products\/ball-stopgap-300hd-screed-25kg-smoothing-compound","provider":"My Store","version":"1.0","type":"link"}