The intumescent fire seals expand in the event of a fire and seals off the gap between the door and the frame, preventing the spread of fire and smoke. This combined fire and smoke seal prevents the spread of smoke prior to the fire seal activating. It is very important to fit the correct size seal, please always check fire door manufacturers instructions.
An ABS framed, telescopic letterbox with a satin anodised aluminium flap, suitable for use with FD30 fire doors. In the event of a fire the intumescent liner expands rapidly sealing off the letterbox opening, preventing the spread of fire and smoke.
Height
70 mm
Width
270 mm
Interior or Exterior Use
Exterior
Fire Rating
30 Minutes
Finish
Satin Anodised Aluminum
Type
Letter Box
Certifications Met
Fire tested BS476 part 22. Acoustic tested 32dB Rw. Security tested PAS 23/24
The intumescent fire seals expand in the event of a fire and seals off the gap between the door and the frame, preventing the spread of fire and smoke. This combined fire and smoke seal prevents the spread of smoke prior to the fire seal activating. It is very important to fit the correct size seal, please always check fire door manufacturers instructions.
An ABS framed, telescopic letterbox with a satin anodised aluminium flap, suitable for use with FD30 fire doors. In the event of a fire the intumescent liner expands rapidly sealing off the letterbox opening, preventing the spread of fire and smoke.