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UKCA Marking

We are proud that our GRP composite doors meet or exceed regulatory requirements.

  • Weather performance proven to BS 6375-1 for weather tightness, air, wind and water
  • Meets Outdoor-Indoor Transmission Class (OITC): 26db
  • Meets Sound Transmission Class (STC) 29db
  • Achieves Global Warming Potential (GWP) score of less than 5
  • Achieves Ozone Depletion Potential (ODP) score of zero
  • Meets UK Building Regulations minimum U value requirements of 1.4 W/Mtr2/K

View declarations of performance

Please click here to access the Buildcheck U-Value Calculation tool.

EN 12150-2 Annex ZA Glass in Buildings 4mm Thermally toughened soda lime silicate safety glass EN 1279-2: 2002 IG Units Intended to be used in buildings and construction works DDS4 IG Units, intended to be used in buildings and construction works

View our comprehensive
structural and
surface warranties

Go to Warranties
Distinction Doors
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