This insulation collar insulates the roof window frame by reducing heat loss and eliminating cold bridges. The pleated underfelt collar forms a watertight seal between the roof window and felt underlay, and the flexible foam provides a tight and secure fit to the roof construction. Supplied with transverse drainage gutter to lead water away from the head of the window. 10 year guarantee.
- Insulation collar for maximum energy efficiency
- Ensures a flexible and tight seal
- Minimise the risk of condensation
- Includes BFX underfelt collar for additional weather protection
- For use with EDL, EDP, and EDW flashings