Google Reviews
4.9
(500+ reviews)
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
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.
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.
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.

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.
VIC Members will be prioritized over non-members on service calls during regular business hours.
This discount is an exclusive savings for VIC Members on all standard repair services.
Save $71 on all after-hours dispatch fees for urgent service needs.
(500+ reviews)
a week ago
“Bill and his team replaced our old furnace in the middle of a blizzard. They were professional, clean, and reasonably priced.”
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.”
1 month ago
“The ductless mini-split they installed is a game changer. Super quiet and saves us a ton on electricity.”
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.
Providing exceptional heating, cooling, and indoor air quality solutions for homes and businesses in Tewksbury and beyond.
© 2026 CoolAir Company. Proudly serving the community since 1977.