We've got you covered!

Whether you would like to frame your entrance door with one of our beautiful bespoke porches or need to repair that leaky flat roof, we’ve got you covered! We even have a choice of versatile GRP canopies for whatever requirement you may have.

All our installations are CERTASS approved and covered by a comprehensive industry-backed 10 year guarantee and we never ask for a deposit. Feel free to visit our showroom to explore all of the products and services we have available to you.

From Porches, Flat Roofing and Canopies, we really do have everything covered!

  • Porches
  • Sarnofil Flat Roofing
  • GRP Canopies
  • 10 Year Warranty
  • Price Match Guarantee
  • No Deposit Required

CERTASS approved installations, comprehensive industry-backed 10 year guarantee and No Deposit Required!

Porches, Flat Roofing & Canopies from Thermaglaze
We have used Thermaglaze several times before and have never been disappointed.
J – Windows & Doors, Warminster, Wiltshire
Rob and Frazer the fitters did a first class job
S.C – Front door, patio door & roof-line products, Warminster
work Thermaglaze has done for me over the last twenty years.
C.F – Windows, Frome

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12-14 Pound Barton, Sutton Veny, Warminster, BA12 7BT
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