How and where to use guide

VELUX Insulation Collar 94x140cm BDX PK08 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 BDX PK08 2000 is engineered to provide a thermal and weather-tight seal around compatible roof window and Sun Tunnel installations. Sized at 940x1400mm, it supports a neat, professional finish whilst maintaining visual consistenc...