Intumescent Letter PLATES

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Product Description

We offer low cost alternatives to both 30 minute and 30/60 minute fire rated intumescent letterboxes.


High performance letter plates suitable for both residential and commercial uses, these letterboxes provide style with great value for money.


Product brochures and data sheets are available for download (either call our office on 01305 457703 for a copy or skip to the bottom of this page to download your copy now).

In the event of a fire...

In the event of fire the intumescent liner expands rapidly and seals off the letterbox opening, preventing the spread of fire and smoke whilst maintaining the integrity of the fire door assembly.

Fire Rating & Testing

Defender 30 minute rated letterbox range


  • Fire Tested to BS 476 part 22: 1987, 30 minute rated
  • Smoke tested to BS476 Part 31/1: 1983
  • Acoustic Tested to BS EN ISO 140-3:1995 Achieving 32dB Rw
  • Security tested to BS EN 13724 Clause 6.6.5 (Compliant within scope of PAS 23/24)


Elite 30/60 minute rated letterbox range


  • Fire Tested to BS 476 part 22: 1987, 30 and 60 minute rated
  • Smoke tested to BS476 Part 31/1: 1983
  • Security tested to PAS 23/24
  • Compliant to BS 2911


For ALL product test evidence and data sheet please contact us on 01305 457703.

Features & Benefits

Our letterbox range have the following features and benefits:


30 Minute Letterbox Range


  • Letterbox flaps open to 180 degree
  • Adjustable telescopic sleeve set to suit 40 - 80mm door thickness
  • Fitted with brush pile draught excluders
  • Integral sound dampening bumpers
  • Wide range of letter flap finishes
  • Ergonomic curved edge design
  • Fully sealed backplate


30/60 Minute Rated Letterbox Range


  • Letterbox flap opens to 115 degrees
  • Adjustable telescopic sleeve to suit 40-80mm door thickness
  • Fitted with brush pile draught excluders
  • Integral sound dampening bumpers
  • Robust aluminium construction
  • Fully sealed backplate

Availability

We hold stock of all main finishes and styles, please ask for details. 


Simply call our office on 01305 457703 for more details on our range of low cost fire rated letterboxes.

Technical Support

Our technical support team have over 25 years experience in the UK fire door market and can offer comprehensive support for all areas of intumescent 30 and/or 60 minute rated letterboxes.


If you have ANY questions about these products, their application or installation please contact us on 01305 457703 or email info@products4firedoors.co.uk.