The Liquid Roofing and Waterproofing Association (LRWA) has released its latest technical publication – Guidance Note 18: Electronic Integrity Testing of Liquid Applied Membranes. Electronic Integrity Testing (EIT) is a non-invasive method used to detect defects in waterproofing membranes by applying an electrical current across the surface to identify potential leaks. This new guidance offers…
LRWA Regulatory Guidance LRWA are members of the Construction Products Association (CPA) and Build UK who work on behalf of the wider industry representing manufacturers and contractors as a collective at government level. Both bodies collaborate with key stakeholders and produce guidance on how to comply with the ever changing regulations. You are here: Home…
Technical Technical guidance & standards An overview of the UK building regulations and British standards that apply to flat roofing & balconies You are here: Home Page LRWA design guide for specifiers The design guide was prepared by the Technical Committee of the Liquid Roofing & Waterproofing Association (LRWA), which comprises of the representation from…
The Liquid Roofing and Waterproofing Association (LRWA) has appointed Mike Bradbury as technical guidance manager. With more than 40 years of experience in the roofing and waterproofing industry, Mike has held senior technical roles with multiple manufacturers, honing his expertise in polyurethane, PMMA, hot melt, and reinforced bitumen membrane (RBM) systems. A former chair of…
To support best practice in flat roofing, the Liquid Roofing and Waterproofing Association (LRWA) has launched an updated Hot Melt Code of Practice. Providing critical technical guidance that reflects the latest advancements and regulatory standards in the sector, the guidance was developed in collaboration with technical experts from across the UK’s hot melt waterproofing industry.…
Mike Bradbury brings over 40 years of experience in roofing and waterproofing, with a career focused on developing technical policies and driving industry advocacy.
LRWA EVENTS LRWA Annual General Meeting (AGM) and Members Meeting 12/05/2026 LOCATION TBC You are here: Home Event LRWA members meetings happen three times a year to give members an overview of all association activity and how to get involved. Key agenda items include: CEO Update – progress against plan and operational updates Technical Overview…
EVENTS LRWA sustainability award entry form Enter a project for the the LRWA sustainability award via this form You are here: Home Page LRWA best sustainability project award Now open for nominations, the award for Best Sustainability Project will be judged by an independent panel of experienced sustainability professionals. The winner will be announced at…
LRWA technical meetings happen three times a year to keep members and specifically their technical personnel up to date on key issues. Key forums to be discussed: Updates from British Standards Committees for fire and flat roofing Updates from Construction Products Association technical committee Updates from National Federation of Roofing Contractors joint flat roofing committee…
