How and where to use guide

VELUX Insulation Collar 78x98cm BDX MK04 2000 should be used according to the intended application and site requirements. How and where to use: - Prepare surfaces and adjoining assemblies before installation. - Install to manufacturer guidance and relevant site standards. - Check fit, alignment, and finish quality before handover. - Additional context: The VELUX Insulation Collar is designed to fit around the perimeter of loft insulation, creating a tight seal that prevents cold air infiltration and reduces heat loss through the roof. Sized at 78x98cm, it suits standard UK loft installations and is straig...