Home > Fire Door Protection > Fire Rated Telescopic Letterbox
Fire Proof Letter Boxes
Intumescent Letterbox - Fire & Smoke Rated
Tested to BS 476 PART 22 & 31.1 30 min.
Fire & Smoke rated intumescent liner
Adjustable door thickness 40 to 80mm
Choices of letter plate flaps finishes
Fully sealed back plate
Fully sealed letter plate flaps
Supplied with internal flap and aperture liner
Integral sound dampening bumpers
Integral brush pile draught excluders
An economy priced Fire Proof Letter Box range in various finishes, all fire & smoke rated for 30 minutes.
Letterboxes are fitted with an intumescent liner around the telescopic sleeve section of the letterplate. In the event of a fire the intumescent liner expands and seals the letterbox aperture.
Fire & Smoke tested to BS 476 with a 30 min. rating.
Particularly suitable for applications like post rooms and multiple occupancy residential buildings.
With a fully sealed back plate and letter plate flaps there is no need for an integral brush seal.
Standard 10" Size - 272mm x 70mm : Cut out size 241mm x 57mm : Adjustable to door thickness 40-80mm
Commercial 12" Size - 306mm x 70mm : Cut out size 274mm x 57mm : Adjustable to door thickness 40-80mm
All sizes have a black ABS frame and choice of Satin Anodised Aluminium, Chrome Plated, Stainless Steel, Polished Silver, Polished Gold, Polished Brass.
|Intumescent Letter Boxes
|Satin Anodised Aluminium (SAA) - Black Frame
|Polished Silver (Contract Chrome) - Black Frame
|Polished Gold (Contract Brass) - Black Frame
|Chrome - Black Frame
|Stainless Steel - Silver Frame
|Polished Brass - Black Frame
OTHER FIREPROOF LETTERBOXES:
For acoustic rated letterboxes please refer to our Fire and Acoustic Telescopic Letterbox.
For a 60 min. fire rated only intumescent letterbox please refer to Fire Rated Telescopic Letterbox