Low Profile Duct Sleeve
CE Marked. Compact Duct Sleeve up to 120 minute rating to EN 1366-3 : 2009. Uncapped / Uncapped (Open | Open) fire tested as required for ventilation systems. Suitable for use through a wide range of fire partition walls. Reduced profile - 10-15mm thickness - allows installation at any position in the wall, even tight to the floor slab, without removing the top side. Does not need metal sleeving. Sleeve can be easily fitted and only requires access from one side. Sleeve can be slit to allow retrofitting. Astroflame do not use "desk top studies" to approve products, instead we use an extensive range of "Primary test evidence" and formal assessments from approved test bodies.
Intumescent Duct Sleeve
Tested in accordance with BS 476 Parts 20 and 22 : 1987 and EN 1366-3 : 2009. Uncapped / Uncapped (Open | Open) fire tested as required for ventilation systems. Suitable for use through a wide range of fire partition walls. Offers excellent acoustic insulation. Maintains the thermal insulation of the duct through the penetration. Maintains vapour seal of existing insulation. Sleeve can be easily fitted only requiring access from one side. Allows the thermal movement of the duct. Simple to install without special tools or skills.