The Benefits of Advanced Air Barrier’s Services Let us provide you with all your Virginia code-compliant Blower Door and Duct Blast Testing needs. From Energy Audit and Testing, to Building Envelope Sealing, Advanced Air Barrier is here to help you achieve your goals in commercial, multi-family and single family builds throughout Central Virginia. Do you need building envelope sealing quickly and efficiently? Don’t wait until you fail the Virginia blower door testing requirement! Aeroseal Envelope is the most cost-effective way to seal the building envelope, improve durability, cut heating/cooling costs, increase overall comfort and create a healthier indoor environment. In multi-family buildings, air-sealing minimizes noise and the transfer of smoke and odors and effectively compartmentalizes the individual units. Bring us in at pre-or post-drywall (pre-millwork) phase of construction and never fail a blower door test again.