Fixing and buying guide

Use this buying guide for VELUX Insulation Collar 55x118cm BDX CK06 2000 before ordering. What to check before buying: - Confirm dimensions and compatibility with adjoining components. - Verify fixings, adhesives, and accessories required for installation. - Match quantity to project area and allow for cuts/wastage. - Product overview: VELUX Insulation Collar for CK06 roof windows. 55×118cm fibre-reinforced plastic collar designed for timber frames. Reduces heat loss and improves loft thermal performance.