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about grand roofing


With full BBA Certification and a 25-year product and craftsmanship guarantee, Topseal represents the ultimate stylish flat roofing system that money can buy. Developed and manufactured in the by a leading team of scientists and product engineers and installed by fully trained and approved installers all over the UK, a Topseal GRP roofing system is designed to provide complete waterproof protection for 100-years or more.

With more than 1,000 different combinations of colours, styles and finishes available, your finished Topseal installation will provide a sense of perfection and style that only Topseal can deliver. Whether it’s a small dormer or porch, new-build, green roof, historic building, or iconic cutting-edge architecture, Topseal’s versatility will ensure that it fits in seamlessly with your plans.

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