Duct sealing from the inside for Properties

Transforming the built environment by creating more energy efficient, healthy and comfortable spaces.​

Keeping air in ducts and energy costs down with Aeroseal

All air ducts leak to some degree, a lot of them badly. When you're losing air, you're losing money. It takes a lot more energy to keep your building occupiers comfortable, happy and productive when your ventilation system isn't sealed.

Apartment Buildings

Say goodbye to dirty air, allergens, and contaminants blowing all over your apartments. Aeroseal "finds" and seals all leaks up to 15mm from the inside of the duct, greatly reducing labour
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Commercial Properties

Increase energy efficiency while improving comfort and indoor air quality. Improvements in air tightness are usually 80-90% and sealed leaks can withstand up to 2000Pa
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Hospitals & Clinics

Leaky ductwork is a key contributor to poor indoor air quality, directly impacting the health of your patients. Usually around 30% cheaper than alternatives, with payback times averaging 1-4 years
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Case Studies

Key projects executed by LIMS Aeroseal.

Auckland Airport

Outstanding work by Aeroseal at the Auckland International Airport.
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City Rail Link

How Aeroseal achieved up to 99% leakage reduction for the Auckland City Rail Link (CRL)
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Our Impact

Our technology and service has been recognized by home builders and industry experts.
Trusted by homeowners and developers since 1997.

In 35+

Countries

Award-winning

technology

300k Properties

Aerosealed Globally

how it works

Aeroseal at work

Delivering clean, temperate air with big energy savings
by making your ducts airtight.
  • Improvements in air tightness are usually 80-90% and sealed leaks can withstand up to 2000Pa
  • Quicker, with much less business disruption than manual sealing methods
  • Usually around 30% cheaper than alternatives, with payback times averaging 1-4 years
  • Safe to use - The Aeroseal sealant meets European VOC regulations, and achieved French VOC class A+

Healthier air

Say goodbye to dirty air, allergens, and contaminants blowing all over your house.

Real savings

Say goodbye to dirty air, allergens, and contaminants blowing all over your house.

Eco-friendly

Own a more efficient home. Save money and the planet at the same time.
"AEROSEAL® proved to be the right solution. Since it works from the inside to seal, it also provided a better alternative to mastic and tape when exposed ductwork made aesthetics an issue. I had initial concern that the AEROSEAL® process could coat the entire interior of the ductwork. It didn’t."
Nigel Marcussen, PEC Eng., Arup Group Limited
Shattuck office building, California

Aeroseal's advantages

30-50% lower energy costs.

AEROSEAL® as a basis for a savings potential of 30-50% for air conditioning systems in non-residential buildings.

Return on investment.

The ROI for using AEROSEAL® is 3-5 years.

Closes gaps up to 15 mm.

The AEROSEAL® process seals leaks up to a gap of 15 mm.

Improving air quality.

AEROSEAL® ensures higher indoor air quality and contributes to better air exchange and pressure conditions.

Guaranteed leak-proof.

AEROSEAL® guarantees the tightness class ATC 2 (D) according to DIN EN 16798-3.

Sealing without dismantling.

The AEROSEAL® process works from the inside and seals specifically where leaks occur.

Ready to dive in?

Start using Aeroseal today
Contact us to know more.
Duct sealing from the inside
Contact
info@lims-hvac.co.nz
095713229
022 675 9426
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