QFVS Intumescent Fan and Vent Sleeves have been developed to firestop polymeric fans and vents where they have penetrated through fire rated plasterboard ceilings, which protect the stability and structure of timber floors.
Features & Benefits
- Tested to BS 476: Part 20
- Easy to fit, no screws or sealants
- Can be fitted within the ceiling depth
- Hidden from view once fitted
- Acts as a resilient layer, reducing structural sound transmission between fan or vent and ceiling
- Available in 4 sizes