About

Topseal Systems are the UK’s leading manufacturer of GRP and PU roofing systems and have a track record of providing high performance systems which are designed to last in excess of 100 years and only fitted by our national network of trained and approved installers. Their work is carried out to BBA standards, comes backed by a materials and workmanship guarantee and supported by our in-house technical support team.


Here are some features to demonstrate why you might be interested in a Topseal system:

  • Ideal for a wide range of applications, including roofs of almost any configuration
  • Topseal PU can be applied to the existing substrate to save both time and money
  • Only available to trained and approved installers
  • 20 - 40 year guarantee on workmanship and materials
  • Optional Insurance Backed Guarantee available
  • Cold Applied – no heat or naked flames
  • Totally seamless – no weak spots
  • Standing seam and simulated lead roll finishes available
  • Pre-start meetings, intermittent inspections during installation, final sign off inspections as standard
  • Full specifications produced
  • BBA Independent Certification
  • EXT. F.AA Fire Rated to BS476: Part 3
  • UK Manufactured to ISO:9001 and ISO:14001
  • Impenetrable to pests (birds, rodents, etc) unlike single-ply systems which can be easily punctured.
  • Green roof tray system available – quick & easy to install.
  • CPD's and workshops available to demonstrate our products.
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