TENMAT Firefly 109 Vent Duct Fire Sleeves are an intumescent solution providing 2 hours fire protection to rectangular PVC ventilation ducting when penetrating fire rated walls or floors.
The Vent Duct Fire Sleeves are ready to install providing a quick and easy solution without the need for foams, mastic or sealant.
The unique intumescent fire sleeve design will crush and seal off the vent duct in a fire and provide fire protection from both sides of the partition.
The pre-formed design does not require additional metal sleeving when fitted in plasterboard partitions and can be simply cut to allow easy fitting even when ducts are fitted tightly against the ceiling soffit.
The FF109 Vent Duct Fire Sleeves are available for all common plastic vent duct sizes. .

  • PVC Ventilation Duct Penetrations
  • Fire Resistant Solid Walls / Floors
  • Fire Resistant Plasterboard Partitions
  • 2 Hour Fire Rated
  • Labour Saving
  • No metal sleeving
  • Dry system - no need for additional sealants
Fire Testing Approvals

2 Hour Fire Tested to BS476: Part 20: 1987
Suitable for Plasterboard Partitions, Solid Walls / Floors and Mineral Fibre Batts
(Circular Ducts only)
Assessment No.: Chilt/03187 Rev D / Chiltern Int. Fire

Meets the requirements of UK Building Regulations Approved Document B


Please contact us on 01384 633660 or e-mail Sales@fpc-uk.com