Flush doors with vision panels

Doors can come with glass vision panels as below;

Type                      Aperture dimensions

Type 1G               450 X 450mm

Type 7G               150 X 914mm

Type 8G               508 x 914mm

Type 10G             245 X 245mm 5no

Type 16G             150 X 775mm top 700mm btm

Type 18G             150 X 1150mm

Type 19G               460 X 1654mm