Expert HVAC Repair & Maintenance in Tewksbury, MA - CoolAir Company

Don’t let a broken AC or a cold furnace ruin your day. Our factory-trained HVAC technicians provide fast service and cost-effective maintenance to keep your home comfortable year-round.
"Real People, Real Service." That's the CoolAir Promise

Gas Furnace

Reliable heating solutions with
high-efficiency installations.

Heat Pump

Energy-efficient heating and
cooling in one system.

Mini-Splits

Flexible, zone-controlled comfort
without ductwork.

Air Quality

Advanced filtration, humidifiers,
and purification.

AC Service

Professional repair and maintenance for peak performance.

And Much More...

Request service today!

WHY CHOOSE US

Why Homeowners Choose CoolAir

No Sales Team

When CoolAir sends a technician to your home, their only job is to fix your system and keep it running. We’ll only recommend a replacement when it’s truly necessary; never to hit a sales quota.​

45+ Years of Great Service

Since 1977, homeowners across Tewksbury and the surrounding areas have counted on us for dependable heating and cooling service. That kind of longevity doesn’t happen without doing right by the customer.

Real People, Real Service

From your first phone call to the moment the job is done, you’ll notice the CoolAir difference. We’re a local team that treats every customer with honesty, respect, and care. 

EXCLUSIVE ACCESS

Become a VIC Member

Experience the pinnacle of HVAC care with our VIC program.

Annual System Tune-up Included

Once or twice a year, your HVAC system will receive a full tune-up with a standard 1” filter included. Our team will reach out to remind you.​

HVAC Priority Service

VIC Members will be prioritized over non-members on service calls during regular business hours.

15% Off Repairs

This discount is an exclusive savings for VIC Members on all standard repair services.

Discounted Emergency Fee

Save $71 on all after-hours dispatch fees for urgent service needs.

Our Service Areas

and surrounding towns in the Merrimack Valley and Southern NH

Google Reviews

4.9

(500+ reviews)

Sarah Miller

a week ago

“Bill and his team replaced our old furnace in the middle of a blizzard. They were professional, clean, and reasonably priced.”

James Donovan

2 weeks ago

“I’ve been using CoolAir for 20 years. They are consistent, honest, and never try to sell me things I don’t need.”

Linda Barnes

1 month ago

“The ductless mini-split they installed is a game changer. Super quiet and saves us a ton on electricity.”

Ready to Experience Better Comfort?

Contact us today for a free estimate or to schedule a service or repair appointment. We are experienced in service and repair for all brands on the market.