FAQ

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AEROBARRIER

How does it work?

The aerosolized sealant is sprayed inside the house, and with the house pressurized at 100 pa, the sealant will find its way into holes as big as ½ inch in diameter

When should air sealing be done?

Air sealing is best applied right after drywall is installed, but can be also be applied after framing inspection, and after the house is built

How long does air sealing take?

it depends on factors such as size of house, and tightness at start of process, but typically a seal takes about 3-4 hours

Which surfaces need to be protected?

For houses in construction phase, all horizontal surfaces, like window sills, tub ledges, and the like need to be protected, as well as vents and other outside penetrations; for lived-in houses, including previous it would be cabinet doors, finished floors, vents, counter tops, furniture (if they cannot be taken outside of home) and any other finished horizontal surfaces

How quickly can other work resume after air sealing?

1 hour after seal would be sufficient for cleanup and sealant dissipation; crews can continue working then

How long does Aerobarrier last?

Based on third-party lab tested, Aerobarrier can withstand a 50 year durability test with little or no degradation

What metrics will be measured during seal?

Home Tight uses a diagnostic system that measures tightness in ACH 50 and CFM before and after the seal, as well as percentage reduction in air leakage; also, equivalent leakage (in sq. in.) for pre and post seal is measured. Report for the seal can be generated and sent within day of seal

AEROSEAL

How does it work?

The aerosolized sealant is sprayed inside your ducts, and with the ducts pressurized at 400 pa or higher, the sealant will find its way into holes as big as 5/8 inch in diameter

When should duct sealing be done

New builds and retros are good to go! We just need sufficient space where your HVAC is, and a minimum 8’ run from your plenum to our machine

How long does it take

usually about 4-5 hours

Which surfaces need to be covered?

we only need to cover the duct registers, so no need for extensive house prep; pregnant women, kids, and pets should be kept away though

How long will it last?

Aeroseal has been durability tested to last 40 years

What metrics will be measured?

Start and finish CFMs and cumulative leakage in sq.in. will be measured and reported during the same day