⚡ Spring Special: 50% OFF Duct Leakage Test — Now Only $295! Limited Time

Seal the leaks.
Feel the difference.

Stop wasting energy
and money with leaky ducts.

25–50%
more airflow*

Lower
energy bills

Healthier
indoor air

With MaxSeal’s data-first approach and patented Aeroseal technology, we measure, seal, and prove results—so you enjoy consistent comfort, lower bills, and healthier air.

Numbers notated with * are estimates and not guaranteed. Every HVAC system is unique, and results vary.

Who we are

We’re a data-first company passionate about improving HVAC through specialized duct sealing. Serving the entire Bay Area, we use advanced Aeroseal technology to deliver measurable results that make homes more comfortable, lower energy bills, and reduce emissions.

The problem

Do you feel any
of these at home?

Rooms too hot or too cold

Dust, allergies, or poor air quality

High electricity & gas bills

HVAC running all day but still uncomfortable

Drafts or uneven airflow

Up to 40% of your heating or cooling air is leaking out of your ducts—taking your comfort and money with it.

HOW IT WORKS

Our Solution

Measure

We measure your system’s airflow and leakage to determine how much air you’re losing—and how much we can help you recover.

Seal

Aeroseal seals leaks quickly and without mess.​

Prove

We re-measure and show you documented results.​

Deliver

Your home is instantly more comfortable, efficient, and healthy.​

KEY BENEFITS

Comfort You Can Feel.
Results You Can Measure.

Save up to 30%
on energy bills

Breathe cleaner,
healthier air

Enjoy consistent
temperatures in every room

Extend the life
of your HVAC system

Lower your home’s
carbon footprint

Comparison Chart

Why Homeowners Choose Maxseal

MaxSeal

  • Duct sealing specialists only
  • Data-first methodology: measure → seal → prove
  • Patented Aeroseal technology
  • Transparent pricing + documented proof
  • 25–50% airflow improvement*

Other Contractors

  • General HVAC contractors upselling new systems
  • Visual inspection only, no proof
  • Manual or invasive sealing
  • Hidden costs, no documentation
  • Uncertain results

Numbers notated with * are estimates and not guaranteed. Every HVAC system is unique, and results vary.

Testimonies

Trusted by Bay Area Families

⭐⭐⭐⭐⭐​

I highly recommend MaxSeal for HVAC duct sealing. Alex, the owner, was professional, helpful, and explained the advanced AeroSeal technology clearly. His team was friendly, efficient, and reduced duct leakage by 85%, far exceeding expectations. The price was fair, and he even discovered other issues in my crawl space—truly exceptional service!
Tomek
Alex came to our workplace and provided a professional and viable solution to a complex problem. At first, we were skeptical about the product being "too good to be true," however, Alex, his team, and the product delivered exactly what was promised. We would not hesitate to use Alex and MaxSeal again as our duct sealing solution.
Dennis Imfeld
MaxSeal fixed the duct leaks in our 30+ year-old home at a fraction of the replacement cost. Alex was professional and showed us in real time how leaks dropped by 95.5% and airflow increased by 35%.The team worked with excellence, even in hard-to-reach areas. Our home feels more comfortable now — 5 stars for MaxSeal!
Debbie Cochran

Real Results

Data that
Speaks for Itself

Airflow Improvements Report

See room-by-room airflow data before and after sealing.

Certified Leakage Report

See how we cut duct leakage by over 97% for one Bay Area home.

Act Fast! 🚨

Save Up to $1,200 with
the Federal Tax Credit

When you Aeroseal your ducts with MaxSeal, you may qualify for a 30% federal tax credit (up to $1,200). But hurry — the deadline is 12/31/2025.

✅  You own the home

✅  It is your primary residence

✅  Invoice paid by 12/31/2025

FAQ: Everything You Need to Know

We stand behind our work with a 10-year warranty on the seal. Most homes experience noticeable improvements in airflow and comfort after sealing. We make every reasonable effort to achieve these results, but every HVAC system is unique, and outcomes may vary.

Typically 4-6 hours, depending on your home’s size.

100%. Aeroseal is certified, non-toxic, and safe for people and pets.

No. We optimize your existing system so you save money without expensive replacements.

Every home is different. That’s why your inspection is free, and we’ll show you exactly what we’d charge before you commit.

Book Your Bay Area
Duct Inspection Now

© 2025, MaxSeal. All Rights Reserved.