Heating, Cooling, and Duct Cleaning

Free Estimates

Mass Save Heat Pump Qualified Installer

24/7 Emergency Service

(603) 809-6433

Hours:

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Outstanding Heating, Cooling, and Indoor Air Quality


Keep your household in great shape with owner-operated TJ's Heating & Air Conditioning LLC. We have 20 years of experience and offer the latest technology. Our specialties are heating, cooling, coil cleaning, air-duct cleaning, ductless HVAC, and dryer vent cleaning. Contact us for a FREE estimate within 24-48 hours.

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Why Choose TJ's Heating & Air Conditioning LLC?


Enjoy a temperature-controlled home with high-efficiency heating and cooling from TJ's Heating & Air Conditioning LLC. Established in 2003, our family-owned and operated business carries the top brand names. Contact us for a FREE estimate.

20 years of experience

Family-owned and operated

Free estimates within 24-48 hours

Mass Save heat pump qualified installer

Brand name products used

Air-Duct Cleaning


Family and owner-operated TJ's Heating & Air Conditioning LLC specializes in air-duct cleaning!

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Coil Cleaning


Improve the air you breathe with coil cleaning from TJ's Heating & Air Conditioning LLC. Schedule your seasonal tuneup.

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Ductless HVAC


Enjoy a temperature-controlled house with a ductless HVAC system from TJ's Heating & Air Conditioning LLC.

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High-Efficiency Heating


Save on energy bills with high-efficiency heating from TJ's Heating & Air Conditioning LLC.

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High-Efficiency AC


TJ's Heating & Air Conditioning LLC is your place for high-efficiency AC, which is better for the environment.

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Dryer Vent Cleaning


Get comprehensive dryer vent cleaning from TJ's Heating & Air Conditioning LLC. We have 20 years of experience.

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Here's what our satisfied customers are saying...

At TJ's Heating & Air Conditioning LLC, we take pride in providing exceptional heating and cooling services to our customers. We would be grateful if you could share your thoughts about our business with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review of TJ's Heating & Air Conditioning LLC and let others know what you think.

Here's What Customers Are Saying About TJ's Heating & Air Conditioning LLC!

"Great job by Phil and Cody. Very professional. courteous, timely, and friendly to my family. I will be back for more work to be done in the future. Thank you, and God bless America."


- Kielys

"Good morning. Your guys did a great job yesterday. I am very pleased and would recommend them to anyone who needs HVAC work done. Thank you, and again, your guys were great; please tell them."


- Jeanne

"Goodmorning, Beverly. I just want to say those guys knocked it out of the park. Awesome job, 100% professional installation, no issues at all. Thanks so much for all your help, and please pass the word along to your team."


- Neil

"Just want to thank the whole team at TJ's Heating & Air Conditioning LLC. From start to finish, everyone was a pleasure to work with. Tyler's knowledge and the information she shared with me were instrumental in improving the performance of my whole system. I sincerely appreciate the fast response time to emails and phone calls as well. The work performed was done with attention to detail in a nice, neat, and clean fashion. Your team is fantastic!"


- Brian


"Really appreciate the quick response and solid work by Phil. You guys are great. I'll be sure to share your information with the neighbors!"


- William L P


Learn More About TJ's Heating & Air Conditioning LLC

Serving the Littleton, MA area, TJ's Heating & Air Conditioning LLC specializes in heating, cooling, air duct cleaning, and plumbing. Free estimates. Mass Save heat pump qualified installer. Estimates within 24-48 hours. Call us.

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