A range of intumescent sleeves to prevent the spread of fire through service penetrations made for electrical trunking.

• Easy to install without special tools or skills
• Cost effective - one sleeve can replace two collars, easily cut to size
• Suitable for use through a wide range of fire partition walls and floors
• Two hour fire & smoke 'stop' through all common wall constructions and partitions
• Suitable for a wide range of metal and PVC trunking
• Meets all the requirements of the UK Building Regulations
• In the event of a fire the PVC trunking is crushed by the intumescent material sealing all air, flame and smoke paths inside and around the trunking
• Can be used for non electrical trunking
• Quickly installed simply by sliding the sleeve over the trunking and placing in position inside the firewall or partition
• Easily retrofitted, without disturbing the cables or trunking by slicing and opening the sleeve and fitting it around the trunking and resealing with tape provided
• Easily fitted even when there is access only from one side
• Eliminates the need for metal collars and additional fittings
• Very easy to cut with a standard padsaw
• Available for 50mm square and 100mm square trunking
• For very wide walls or partitions over 150mm thick, one fire sleeve may be used on each side of the wall / partition
• Provide a cold smoke seal as well as thermal and acoustic insulation in their passive state

• ATR50 Electrical Trunking Fire sleeve
  - int size: 50 x 50mm ext dia: 100 x100mm
• ATR100 Electrical Trunking Fire sleeve
  - int size: 100 x 100mm ext dia: 150x150mm

All sleeves are suitable for walls up to 150mm wide