The blind unit
The size of the glass - B, width x H, height -
Is between a minimum of 300 x 200 mm and maximum 2700 x 3000 mm.
The air gap is set at 24 mm and can be supplied in any glass combinaton required dependant only on the clients’ specification and relevant Building Regulations and Health and Safety legislation. For example - two layers of 4 mm glass will give a 32 mm unit.