Perfectly watertight and flexible. Glasgow Roofing are Approved Contractors for Firestone RubberCover, a single-ply EPDM roofing membrane, developed specifically for residential flat roofs. 50 year life expectancy Large seamless sheets, fully adhered with no heat. Proven to outlast conventional flat roofing materials. Perfect for house extensions, dormers and garages. • Environmentally friendly • 15 Year Installation Warranty You can learn more about Firestone RubberCover by visiting their website here. Glasgow roofing also provide a traditional 'Torch-on Felt' system for flat roofs, which includes a 10 Year Guarantee. To discuss which option best suits your needs, contact us for free consultation.