{"product_id":"contessa-prime-natural-spanish-slate-half-roof-tile-blue-black-500mm-x-375mm","title":"Contessa Prime Natural Spanish Slate \u0026 Half Roof Tile Blue Black - 500mm x 375mm","description":"\u003cp\u003eThe Contessa Prime Natural Spanish Slate \u0026amp; Half Roof Tile 500mm x 375mm is designed to work alongside standard 500mm x 250mm Spanish slate roof tiles, helping to maintain correct bonding and alignment across a pitched roof.\u003c\/p\u003e\n\u003cp\u003eCommonly referred to as a slate and a half, this larger format tile is used at verges, edges, and abutments where a full slate cannot be used. It allows roofers to avoid small cut pieces, ensuring a cleaner finish and improved weather resistance across the roofline.\u003c\/p\u003e\n\u003cp\u003eManufactured from high-quality natural Spanish slate, this tile features a consistent thickness of approximately 4–5mm, a smooth surface, and neatly dressed edges for a professional appearance. The classic blue black slate finish provides a traditional look, while any natural pyrite present is inert and does not affect performance.\u003c\/p\u003e\n\u003cp\u003eLike the standard Contessa range, this natural roofing slate achieves a W1 S1 T1 rating, offering excellent resistance to water absorption, thermal movement, and harsh UK weather conditions. It is an essential component for any natural slate roof installation, ensuring both structural integrity and a high-quality finish.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures \u0026amp; Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned to complement 500mm x 250mm natural Spanish slate tiles\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSlate and a half format helps maintain correct roof bonding\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eReduces need for cutting slates at verges and edges\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eImproves weatherproofing and overall roof performance\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSmooth surface with neatly dressed edges for a clean finish\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eBlue black natural slate colour for a traditional appearance\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eW1 S1 T1 rated for durability and low water absorption\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eApproximate thickness 4 to 5mm for strength and consistency\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ISS","offers":[{"title":"Default Title","offer_id":52598577660251,"sku":"CONTESS-PRIME-50375","price":7.72,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/7019\/1195\/files\/contessa-prime-natural-spanish-slate-half-roof-tile-blue-black-500mm-x-375mm-2401516.png?v=1773836410","url":"https:\/\/trustedbuildingsupplies.co.uk\/products\/contessa-prime-natural-spanish-slate-half-roof-tile-blue-black-500mm-x-375mm","provider":"Trusted Building Supplies","version":"1.0","type":"link"}