{"product_id":"csm-600g-full-roll-55-metres","title":"Chopped Strand Mat 600g Full Roll (55 metres)","description":"\u003cp data-start=\"1028\" data-end=\"1395\"\u003e\u003cstrong data-start=\"1028\" data-end=\"1061\"\u003e600g Chopped Strand Mat (CSM)\u003c\/strong\u003e is a heavy-duty reinforcement used within GRP fibreglass roofing systems where additional laminate strength and durability are required. Manufactured from \u003cstrong data-start=\"1217\" data-end=\"1300\"\u003eE-glass fibres randomly distributed and bonded together with an emulsion binder\u003c\/strong\u003e, the mat forms the structural reinforcement layer when laminated with polyester roofing resin.\u003c\/p\u003e\n\u003cp data-start=\"1397\" data-end=\"1695\"\u003eThe \u003cstrong data-start=\"1401\" data-end=\"1483\"\u003e600g grammage refers to the weight of glass fibres per square metre of matting\u003c\/strong\u003e. In GRP roofing systems, the structural strength of the finished laminate comes from the \u003cstrong data-start=\"1573\" data-end=\"1646\"\u003ecombination of chopped strand glass reinforcement and polyester resin\u003c\/strong\u003e, as resin on its own becomes brittle once cured.\u003c\/p\u003e\n\u003cp data-start=\"1697\" data-end=\"1885\"\u003eCompared with \u003cstrong data-start=\"1711\" data-end=\"1738\"\u003e450g chopped strand mat\u003c\/strong\u003e, the 600g version produces a \u003cstrong data-start=\"1768\" data-end=\"1789\"\u003estronger laminate\u003c\/strong\u003e, making it suitable for installations where additional reinforcement or durability is required.\u003c\/p\u003e\n\u003cp data-start=\"1887\" data-end=\"2069\"\u003eThe consistent fibre distribution allows for \u003cstrong data-start=\"1932\" data-end=\"1980\"\u003eefficient wet-out and good resin penetration\u003c\/strong\u003e, helping installers consolidate the laminate and reduce trapped air during installation.\u003c\/p\u003e\n\u003cp data-start=\"2071\" data-end=\"2277\"\u003eAs a general guide for roofing laminates, installers typically use \u003cstrong data-start=\"2138\" data-end=\"2220\"\u003eapproximately 2kg of resin per m² when laminating with 600g chopped strand mat\u003c\/strong\u003e, including an allowance for normal installation wastage.\u003c\/p\u003e\n\u003cp data-start=\"2279\" data-end=\"2608\"\u003eThis \u003cstrong data-start=\"2284\" data-end=\"2324\"\u003e600g Full Roll of chopped strand mat\u003c\/strong\u003e is supplied in a \u003cstrong data-start=\"2342\" data-end=\"2359\"\u003e55 metre roll\u003c\/strong\u003e, making it ideal for \u003cstrong data-start=\"2381\" data-end=\"2474\"\u003elarger roofing installations where maximum coverage and best value per metre are required\u003c\/strong\u003e. Full rolls are also convenient for installers who regularly carry out GRP roofing work and can be stored indefinitely when kept dry.\u003c\/p\u003e\n\u003chr data-start=\"2610\" data-end=\"2613\"\u003e\n\u003ch2 data-section-id=\"1ihnine\" data-start=\"2615\" data-end=\"2633\"\u003eSizes Available\u003c\/h2\u003e\n\u003cp data-start=\"2635\" data-end=\"2729\"\u003e600g chopped strand mat is available in multiple sizes to suit different project requirements:\u003c\/p\u003e\n\u003cul data-start=\"2731\" data-end=\"2858\"\u003e\n\u003cli data-section-id=\"1vx0xpp\" data-start=\"2731\" data-end=\"2760\"\u003e\n\u003cp data-start=\"2733\" data-end=\"2760\"\u003e\u003cstrong data-start=\"2733\" data-end=\"2758\"\u003eFull Roll – 55 metres\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"103x7lv\" data-start=\"2761\" data-end=\"2792\"\u003e\n\u003cp data-start=\"2763\" data-end=\"2792\"\u003e\u003cstrong data-start=\"2763\" data-end=\"2790\"\u003eHalf Roll – 27.5 metres\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"m47ko4\" data-start=\"2793\" data-end=\"2828\"\u003e\n\u003cp data-start=\"2795\" data-end=\"2828\"\u003e\u003cstrong data-start=\"2795\" data-end=\"2826\"\u003eQuarter Roll – 13.75 metres\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"18w8avz\" data-start=\"2829\" data-end=\"2858\"\u003e\n\u003cp data-start=\"2831\" data-end=\"2858\"\u003e\u003cstrong data-start=\"2831\" data-end=\"2858\"\u003eCut per metre available\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ALL","offers":[{"title":"Default Title","offer_id":37519416950947,"sku":"EM600","price":82.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0525\/6160\/8867\/products\/IMGL0469-F450_20a66e34-7e9f-4f35-83f2-c80cdc0dcae7.jpg?v=1669119332","url":"https:\/\/fibreglassroofkits.com\/products\/csm-600g-full-roll-55-metres","provider":"Fibreglass Roof Kits","version":"1.0","type":"link"}