A passive home is one that requires minimal heating and cooling. In essence these homes are very energy efficient reducing its ecological footprint. The "Passivhaus" concept was developed in [...]

ACH50 stands for air changes per hour at 50 pascals of negative pressure. Pascals are a standard unit measure of pressure comparable to pounds per square inch (PSI).  ACH [...]

Aeroseal Envelope is an interior applied air sealing system that seals building envelope leaks up to 1/2?. The waterborne sealant is aerosolized and injected into a pressurized home. [...]

Aeroseal Envelope seals holes as large as 1/2”, and as tiny as human hair. Aerosol sealing is extremely effective at sealing narrow gaps and extremely small holes that [...]

Aeroseal Envelope has sealed houses to as low as 0.19 ACH50. But the value is in the system’s ability to allow builders to seal a home as tight [...]

Third-party lab testing reveals Aeroseal Envelope withstands a simulated 50-year durability test, with little or no seal degradation.

The area needs to be aired out for 30 minutes after the sealing is complete. This is done by opening doors and windows while running the fan. During [...]