Air Resistance: Protects the wall assembly from air infiltration, to increase the comfort of the building by reducing drafts and increasing energy efficiency.
Water Resistance: Protects the wall assembly against water intrusion that gets behind the exterior cladding.
Moisture vapor permeability: Preserves the integrity of the wall assembly by allowing the moisture to escape to the outside.
Durability - Has the ability to withstand all canadian weather elements as well as harsh jobsite conditions.
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