Greenhouses and Glazing accessories • Greenhouse Glazing 4mm Polycarbonate Panels

Greenhouse glazing - We stock a full range of greenhouse glazing, 4mm replacement polycarbonate sheets and a wide range of associated greenhouse glazing trims,tapes and clips. We have the most popular sizes available below in packs of 5 or more sheets. If you require a different size sheet please contact the office.  We can supply either the 4mm twinwall polycarbonate glazing sheets, or the 4mm solid plate polycarbonate sheet (looks like glass).

Our 4mm twinwall polycarbonate sheets are made in the UK  with a 10 year warranty. They are UV protected on one side. They have a light transmission of 88% and are lightweight & strong.Please note to reduce the chance of damage in transit we cannot ship less than 5 sheets of the 4mm twinwall polycarbonate.

The 4mm clear plate polycarbonate sheets are UV protected both sides and are clear like glass They are half the weight of glass but are 250 times stronger .