Read the latest magazine Industry News Roof Slate HEAVY 3 and CUPA 12 Roof Slates Gain BRE Global Verification 28 March 2019 HEAVY 3 and CUPA 12 roof slates have been assessed and certified by BRE Global, which is an independent, third-party approval organisation, expert in Life Cycle Assessment. Environmental Product Declaration The environmental product declarations of HEAVY 3 and Cupa 12 are now listed in the Green Book Live database. This is an important milestone for CUPA PIZARRAS since sustainability is at the core of its business. The BRE Global certification provides quality and transparency, since products are subject to a strict verification process. HEAVY 3 HEAVY 3 is a blue-black roofing slate with a slightly gritty texture. It is available in a range of sizes and is 7-8mm thick. Its technical properties make it a resistant material. It is preferable for locations where the climate conditions are extreme, such as in Scotland. Discover more about Heavy 3 here. Cupa 12 Cupa 12 is a dark grey roofing slate with a smooth surface. As is common in high-quality natural slates, it is very strong. Its appearance and performance can remain unaltered for decades with minimal maintenance. Discover more about Cupa 12 here. You can find the certificates both in the CUPA PIZARRAS resource centre and in the Green Book Live database. >> Read more about CUPA PIZARRAS in the news Previous article Rolled Lead Suspected Cartel Companies NamedNext article No Place for a ‘Pay to Get Paid’ Culture in Construction, Says NFB Share article You may also like View all News Apprenticeships +3 15 October 2026 CITB Reveals Regional Disparities in Apprenticeship Openings Industry News +1 15 October 2026 Construction Output Continues Downward Trend in August Industry News +2 14 October 2026 Roofing Merchant Opens New Branch in Faversham Cladding +2 14 October 2026 NFRC Technical Event Shines a Spotlight on Safe Panel Lifting Sign Up to Roofing Today Stay up to date with all of the latest news from Roofing Today by signing up to our weekly Bulletins… Sign Up Today Get in Touch Check out the latest issue 126 September-October 2026 View Now Past Issues Get in Touch