Letterbox system audio stainless steel

Optionally installed in the BS Plus side panel

With bell and integrated intercom system
Stainless steel frame, flap and door
Galvanised sheet steel housing

External dimensions: 43.2 x 55.8 cm
Box dimensions: 37 x 49.6 x 10 cm
Mail slot dimensions: 32.5 x 3.5 cm