Description
The VELUX BDX Insulation and underfelt collar was specifically designed to reduce heat loss, between the roof structure and your window.
This kit installs by click fittings making it fast and simple to guide for accurate installation every time.
Features & Benefits
- Watertight
- Reduces heat loss
- BFX underfelt collar supplied
- Eliminates cold bridges
- Weathertight seal
- Quick & easy to install
- 10-year guarantee
Product Specifications
Available in sizes: CK02 - 55 x 78cm, CK04 - 55 x 98cm, CK06 - 55 x 118cm, MK04 - 78 x 98cm, FK06 - 66 x 118cm, MK06 - 78 x 118cm, MK08 - 78 x 140cm, UK04 - 134 x 98cm, UK08 - 134 x 140cm, PK08 - 94 x 140cm, PK10 - 94 x 160cm, SK06 - 114 x 118cm
Material thickness: 0.5mm
Please Note: The BDX insulation collar is not compatible with EDN or EDJ recessed flashings.
Available in sizes: CK02 - 55 x 78cm, CK04 - 55 x 98cm, CK06 - 55 x 118cm, MK04 - 78 x 98cm, FK06 - 66 x 118cm, MK06 - 78 x 118cm, MK08 - 78 x 140cm, UK04 - 134 x 98cm, UK08 - 134 x 140cm, PK08 - 94 x 140cm, PK10 - 94 x 160cm, SK06 - 114 x 118cm
Material thickness: 0.5mm
Please Note: The BDX insulation collar is not compatible with EDN or EDJ recessed flashings.
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What clearance do you need around the velux to be able to fit the collar
You need to allow approx 45mm extra on the height of the window, and 60mm on the width.
You can also download the Velux BDX installation instructions here.
Payment & Security
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