VELUX BDX 2011E Coupled Insulation & Underfelt Collar Size (w x h):FK08 (66 x 140 cm) medium format (15 x 9")

medium format (15 x 9") and large format with a thin leading edge

Size: 70m2

for use with large format interlocking tiles

Size: SK08 - 114 x 140 cm

Size: FK06 - 66 x 118 cm

VELUX BDX 2011E Coupled Insulation & Underfelt Collar Size (w x h):FK08 (66 x 140 cm) medium format (15 x 9")Description: The BDX 2011E Insulation & Underfelt Collar is suitable for use with Coupled Flashing Kit Installations. Including EKW 0021E EKL 0021E EKP 0021E Coupled flashing kits and comes complete with BFX Underfelt Collar. Comes with Underfelt Collar (BFX). Insulates around the Roof Window frame, reducing heat loss and eliminating cold bridges. Makes insulating and installing the window a simple process. Made to all standard window sizes. Click