4.10 Rater-measured compartmentalization is no greater than 0.30 CFM50 per square feet of dwelling unit enclosure area, following procedures in ANSI / RESNET / ICC 380.

Air Sealing and Compartmentalization in Multifamily Buildings

Enclosure Leakage Test

Air Sealing Multifamily Party Walls

Continuous Air Barrier in Exterior Walls

Air Sealing Sill Plates

Air Sealing Doors Adjacent to Unconditioned Space

Air Sealing Duct and Flue Shafts

Air Sealing Plumbing and Piping

Air Sealing Electrical Wiring

Air Sealing Attached Garage

Garage Rim/Band Joist Adjoining Conditioned Space

Floor Above Garage

Air Leakage Testing Garage to House Air Barrier

Air Sealing Attic Access Panels/Doors/Stairs

Air Sealing Bathroom and Kitchen Exhaust Fans

Air Sealing Light Tubes

Sealing Duct Boots to Floor or Drywall

Air Sealing and Insulating Ceilings

Air Sealed, Insulated Basements

Air Sealing Drywall to Top Plate

Air Sealing Window and Door Rough Openings

Attic Knee Walls

Dropped Ceiling/Soffit Below Unconditioned Attic

Heat Pump Quality Installation and Commissioning

Walls Behind Fireplaces

Walls Behind Showers and Tubs

Staircase Walls