Specialist UPVC Supplier to Trade and DIY

Masterglaze is a specialist supplier of PVCU windows, doors, conservatories and other specialist products to the trade and DIY markets. Our range includes C and A rated PVCU windows, patio doors, french doors, bi-fold doors, composite doors, conservatories, and pavilions. We also supply a range of specialist products including timber windows, aluminium windows, secondary glazing and skylights.

We are part of National Plastics, a specialist supplier of building plastics and ancillary building products. Through the National Plasitcs nationwide network of depots, we can supply everything you need from a single window to a complete commercial contract. Combined with service from window experts and extras such as free delivery (terms and conditions apply), we're the perfect one stop shop.

CE Marking

From 1st July 2013 all construction product manufacturers - including windows and doors - must provide, by law, a Declaration of Product Performance CE Mark to confirm a products compliance with EU legislation under the Construction Products Regulation (CPR). Download our certificate here; it covers all our standard window and door systems.

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Our windows are A rated energy efficient

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