The VELUX Insulation Collar with Underfelt Collar 55 X 118cm is designed to enhance the insulation properties of your VELUX roof windows. It effectively minimises thermal bridges between the window and roof structure, ensuring optimal energy efficiency. This product, made for a perfect fit with VELUX windows, also includes an underfelt collar for additional weather protection. Easy to install, its a must-have accessory for maintaining the overall comfort and energy performance of your home.

Brand Name	Velux
Type	Insulation Collar
Enhances insulation properties	VELUX roof windows
Reduces thermal bridges	between window and roof
Includes	underfelt collar for added weather protection