Glazing

Birtley provides an extensive selection of distinctive glass designs for our range of high performance GRP and Steel doors.

Birtley use 4mm toughened glass externally as standard (6.4mm for Secured by Design) and 4mm toughened glass internally, providing 26mm double glazing units in a choice of styles, to suit any property.

• All standard glazing units are manufactured in accordance with British standards
• All double glazed units are 26mm thick with bronze spacer as standard
• Choice of decorative, clear or obscure designs