RapidRoof is LRS’ high-performance waterproofing solution featuring advanced PMMA technology. This cold liquid applied system offers rapid curing, typically setting in just 20 minutes, making it ideal for application in any season.

Designed for easy application with a brush or roller, RapidRoof stands out as one of the fastest and most cost-effective liquid waterproofing options for both commercial and residential flat roofs. With over 200% elasticity, it provides exceptional toughness and flexibility, accommodating roof movement far better than rigid systems.

The RapidRoof range includes a 10-year manufacturer’s guarantee and is available in grey as standard. It is suitable for use on a variety of surfaces, including OSB3, roofing boards, old felt, asphalt, concrete, metal, and old fiberglass, and is fully compatible with standard GRP trims.

LRS RapidRoof is designed so that it can be applied directly onto most surfaces without the need for primer. This means it can be incorporated into the building of a new roof; applied onto OSB3 boards. Alternatively used to overcoat existing old or failed membranes including; felt, asphalt, metal, GRP etc, eliminating the need for stripping the roof and disturbing the substrate, saving time and money whilst limiting disruption on site.

RapidRoof is a 2-component simple to apply system and due to its liquid application and versatility to adhere to most surfaces; RapidRoof will self terminate, in most cases eliminating the requirement for flashings, new trims and expensive detailing. Its fully bonded application prevents water tracking and its seamless finish eliminates the risk inherent in jointed systems.

Available in convenient 7.5kg or 15kg tins and finished in three sleek colours—grey, anthracite, or black—this product is a versatile solution for all your waterproofing needs.

Key Features:

• Rapid Curing: With a fast curing time of just 20 minutes, RapidRoof is ideal for year-round application, even in colder temperatures down to 0°C.
• Flexible & Durable: Boasting over 200% elasticity, this liquid membrane is designed to accommodate roof movement without cracking or splitting, making it tougher and more resilient than traditional rigid systems.
• Easy Application: Applied by brush or roller, RapidRoof offers a quick and cost-effective solution for both commercial and residential flat roof projects. It’s suitable for use on a wide range of substrates including OSB3, roofing boards, old felt, asphalt, concrete, metal, and even old fiberglass. Plus, it’s compatible with standard GRP trims.
• Long-Lasting Protection: With a 10-year manufacturer’s guarantee (extendable to 20 years for approved contractors), RapidRoof provides peace of mind and enduring protection for your roof. It’s UV stable, ensuring long-term resistance to sun damage, and fully bonded for a seamless, waterproof finish.
• Eco-Friendly: This product is not only highly effective but also eco-friendly, applying without the need for flames and minimizing environmental impact.

Versatile Use:

RapidRoof is perfect for a range of applications including flat and pitched roofs, gutters, floors, walkways, balconies, stairs, and ramps. Whether for domestic, industrial, or commercial settings, this advanced waterproofing membrane delivers reliable performance.

Technical Specifications:

• Curing Time: 20 minutes.
• Elongation: 200%.
• Tensile Strength: 12N/mm².
• Adhesion to Asphalt: 3N/mm².
• Pot Life: 15 minutes at 20°C.
• Application Rate: 0.5kg/m² for the first coat, 1kg/m² for the second coat.
• Temperature Range: Service: -30°C to +60°C, Application: +0°C to +30°C.

Upgrade your roof's protection with the LRS RapidRoof Liquid Roof Waterproofing Membrane, a state-of-the-art solution that combines rapid application with long-lasting durability.