No commissions
Structural honesty
One honest price
No change orders
Family-owned
Never private equity
Bryant FAD
Factory Authorized
Lic. #
467256
Since
1977
Indoor air quality for how Napa actually lives.
Napa air isn’t always easy: smoke season, harvest dust, and the dry summer all take a toll indoors. We help with the parts of comfort you can’t see: filtration that actually captures what matters, fresh-air ventilation, and humidity control sized to your space. We assess what’s really happening in your house and recommend only what helps.
Honest Assessment
We measure and look first. If a better filter solves it, that's the recommendation.
Real Filtration
Media and MERV ratings matched to your system's airflow, not a gadget bolted on.
Smoke-Season Ready
Filtration and a sealed, well-run system make a real difference indoors when the hills burn.
No Gadget Sales
No ozone toys, no miracle boxes. Equipment with evidence behind it, or nothing.
Indoor Air Quality Services for Napa's Smoke Season
Every few summers, Napa spends weeks under wildfire smoke, and the difference between houses is dramatic. A tight system with proper high-MERV filtration keeps indoor air genuinely cleaner while it’s grim outside. We’ll set your system up for it before you need it.
Indoor Air Quality Services Include Humidity Control
Valley summers pull homes down to desert-dry, and it shows up as static, cracked trim, scratchy sinuses, and comfort that never feels right at any thermostat setting. Measured, properly sized humidity control fixes what temperature alone can’t. We’ll tell you whether your house needs it, honestly.
Filtration upgrades
Higher-capture media your blower can actually handle.
Fresh-air ventilation
Controlled outside air without throwing efficiency away.
Humidity control
Measured first, sized to the space, installed properly.
Duct sealing tie-in
Sealed returns stop pulling attic dust into the house.
Straight answers
What helps, what doesn't, and what your house actually needs.
Stages of Work
How We Improve Your Indoor Air Quality

Assess
We measure and look first, humidity, filtration, airflow, before recommending anything.

Recommend
You get an honest read on what actually helps your house, not a product pitch.

Size and Match
Filtration, ventilation, or humidity control sized to your system's real airflow, not a generic fit.

Install
Equipment installed properly, sealed, and integrated with your existing system.

Confirm
We verify it's doing what it's supposed to before we call the job done.
Where we work
Indoor Air Quality Solutions Across Napa County and the Surrounding Areas
Whether you need indoor air quality solutions in Napa, St. Helena, Calistoga, Yountville, or Sonoma, we’re your local indoor air quality company for the whole area, from the city of Napa up the valley and over the hills into Sonoma Valley and Green Valley, for both homes and businesses.
In the valley’s words
Counted on, for fifty years.
Posted on Google![]()
Catherine MorenoTrustindex verifies that the original source of the review is Google.
Excellent service as alwaysPosted on Google![]()
Voni SchaffTrustindex verifies that the original source of the review is Google.
Very professional serviceman … on time and efficient … polite and considerate. I enjoy the service appointments with Reliable Heating and Air. VFSchaffPosted on Google![]()
Cal FalkTrustindex verifies that the original source of the review is Google.
Always good service bt DarrenPosted on Google![]()
Karen RubioTrustindex verifies that the original source of the review is Google.
Very smooth, wonderful work and great execution.Posted on Google![]()
Jenny GassTrustindex verifies that the original source of the review is Google.
Professional, friendly and trustworthy.Posted on Google![]()
Patrick MuleadyTrustindex verifies that the original source of the review is Google.
They are the nicest and most efficient service company. I have worked with in recent memory.Posted on Google![]()
Conley ByrnesTrustindex verifies that the original source of the review is Google.
On time and great working with the service rep!Posted on Google![]()
Bret JohnsonTrustindex verifies that the original source of the review is Google.
Amazingly on target in timing and service diagnostics and repair of the condenser and charging the system. Great experience!Verified by TrustindexTrustindex verified badge is the Universal Symbol of Trust. Only the greatest companies can get the verified badge who has a review score above 4.5, based on customer reviews over the past 12 months. Read more
Other Services
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Questions & Answers
Frequently
Asked Questions
Common questions about our services and process. If you don’t find what you’re looking for, call us at 707·252·7227.
What do indoor air quality services include?
An honest assessment first, then filtration, fresh-air ventilation, or humidity control, whichever actually addresses what’s happening in your house.
Why choose a local company for indoor air quality near me?
A local company knows Napa’s specific challenges, wildfire smoke seasons and bone-dry summers, and sizes solutions for that, not a generic climate.
Do you offer professional indoor air quality services for smoke season?
Yes. High-MERV filtration and a sealed, well-run system make a real difference indoors when wildfire smoke settles over the valley.
Can you help my property meet indoor air quality expectations?
We assess residential and commercial properties the same way: measure current filtration, ventilation, and humidity, then recommend what would bring the air closer to a healthy standard for your home or business.
Will you sell me equipment I don't need?
No. No ozone generators, no miracle boxes. If a better filter solves it, that’s the recommendation, nothing more.