Double Glazed Thermal Break Top Hopper Glass

Size Guide: 

Full Window Size        Top Glass Size

18" x 21" =                  414mm x 115mm 

24" x 21" =                  576mm x 115mm 

30" x 21" =                  719mm x 115mm

36" x 21" =                  871mm x 115mm 

42" x 21" =                  1024mm x 115mm

48" x 21" =                  1176mm x 115mm   

Other sizes are available and can be made to order, call the office to enquire.