Latest News


  • Topseal Direct Lay - Your Innovative Flat Roofing Solution

    January 26 2018

    The Topseal Direct Lay roofing system could solve all of your roofing problems.

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  • GRP Training

    December 08 2017

    Are you looking for GRP Training? If so, Topseal have the market-leading product, and with training you could be on our approved database of installers.

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  • Topseal Installers London - No 1 for Fibreglass Roofing

    November 08 2017

    If you are looking for a flat roof to be installed or repaired in London, then Topseal are the people to call. Our team of approved Topseal installers are trained to the highest standards and are experts in flat roof installation and maintenance in London and beyond.

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  • GRP Installers London

    October 12 2017

    Looking for GRP Installers in London? At Topseal we pride ourselves on being the UK’s leading GRP flat roofing company, having installed millions of square metres of roofing over the past 20 years

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  • When is the best time to upgrade your flat roof?

    June 16 2017

    The answer to this is not ‘when it’s leaking!’ The key to taking care of any roof is regular surveys and inspections. If your flat roof is a GRP (Glass Reinforced Polyester) construction, like Topseal Direct Lay, then the chances are that it will last you for over 20 years and will be virtually maintenance free. If your flat roof is made from traditional materials such as Asphalt or Felt, then it is more likely that it will need regular inspections and ongoing maintenance.

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Design your roof

design your roof

With a wide range of colours and finishes to choose from Topseal can produce a completely bespoke roof, just the way you want it. Click below to design your perfect Topseal flat roof.

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Simulated Lead

design your roof

Topseal is used extensively as a lead/copper replacement or alternative for roofs, gutter linings and complex architectural detail work.

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Installer Verification

Every Topseal installer is allocated a unique verification number to prevent 3rd party misrepresentation. You should always ask any Topseal installer for their verification number. Enter it below to confirm their identity.