25mm Polycarbonate Sheets

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25mm polycarbonate sheets are a very strong, high quality glazing material with built in UV protection for durability. With high impact resistance & excellent insulation properties they are used mainly in conservatories, high end canopies or those jobs requiring bigger spans than 16mm can offer. 10 year Warranty. 25mm polycarbonate is available in Clear, Opal, Bronze, Heatguard and Bronze Opal. Sheets are taped both ends.
Free of Charge Cut to Size Service or a wide range of popular sizes. Buyer's Guide Polycarbonate SheetsIf you want your sheets cut to size, choose the nearest size it can be cut from & enter your sizes in the box provided.
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25mm Polycarbonate Sheets  - clear

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  • 25mm Polycarbonate Sheets - opal
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25mm Multiwall Polycarbonate Sheets

This remarkable glazing material is manufactured from damage-resistant polycarbonate with added co-extruded protection from the effects of UV rays giving it a long life. 25mm Polycarbonate has excellent insulation values and very high impact resistance. This sheet thickness provides fine optical clarity and has high performance in respect of fire. The high performance UV absorption layer means longer life and prevention of yellowing and loss of strength. With an impact resistance up to 200 times greater than glass, Polycarbonate offers excellent protection against vandalism and accidental damage . This characteristic is maintained over a broad temperature range and prolonged service life.

Main Benefits

  • Saves energy
  • Lets in plenty of natural light
  • Lighter weight than glass and much more easy to fit
  • Very high level of thermal insulation
  • Impact & Damage resistance
  • Weatherable Longlife UV protection
  • Excellent fire performance


  • Conservatories
  • High End Canopies
  • Industrial Rooflights
  • Covered Walkways
  • Swimming Pool Coverings


  • Tints: Clear, Opal, Bronze, Heatguard


Heat guard is a special treatment that is built into the top side of the polycarbonate sheet. This serves to reflect the suns rays helping to reduce heat build up within the roof by up to 50%. The internal face of the polycarbonate sheet is opal tinted giving excellent reflective internal light.

Thickness Chart

25mm Polycarbonate Sheet Thickness

Clear Opal Bronze Heatguard Bronze Opal
U-Value 1.4 1.7*Sunlight 1.4 1.4 1.4
Light Transmission 62% 20% 15% 7% 8%
Weight (kg per sqm) 3.1 3.1 3.1 3.1 3.1
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