Intumescent Fire Rated Letter Plates

2 Items

Filter by
Set Descending Direction
per page

2 Items

Filter by
Set Descending Direction
per page

Discover our Range of Intumescent Letterbox Covers

  • Intumescent fire-rated letterbox covers.
  • 30 Minute FD30 rated and 60 minute FD60 rated options available.
  • This letterbox cover has a sleeved design with internal brush seals and intumescent liners.
  • Fire tested to BS 476 Part 22: 1987, 30-minute rated, suitable for use with FD30 fire doors.
  • Smoke tested to BS 476 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.