The heating and cooling experts at L.M. Heating and Air Conditioning aims to service HVAC systems across Waltham, Newton, and other cities and towns through Middlesex County, Massachusetts. Our technicians are fully licensed and insured, and we are available 24/7 to handle emergency repairs and service. From repairs to your heating or air conditioning system, to the complete installation of a new unit, we have your residential or commercial property covered. Our experienced team is backed by 30 years of experience, and we provide the best customer service experience to go along with our professional service and repairs.

L.M. Heating and Air Conditioning provides premier air conditioning service, maintenance, installation and repair for residential and commercial properties in Middlesex County, Massachusetts. We aim to keep your place cool in the hot summer months, servicing cities such as Waltham, Newton, as well as the city of Boston. Our licensed technicians are available 24/7 for emergency repair when needed, and we will respond to you in a timely, prompt manner. We service systems of all types, from central air conditioning systems as well as wall units.

What's new?

Whether it's repairs or new installations, we offer a comprehensive range of HVAC services that cater to our client… https://t.co/2OllSGbVRT

Posted on Mar 05, 2021  •  Twitter

If your AC won’t switch on, try these possible solutions. If they don’t help, give us a call.… https://t.co/t0fr42lZGr

Posted on Mar 03, 2021  •  Twitter

These handy maintenance tips will keep your HVAC system running well all year long. https://t.co/NvnSNbh6Yh https://t.co/i1q18HCfRo

Posted on Mar 01, 2021  •  Twitter

Thermostats have come a long way in recent years. Could upgrading your thermostat save you money? Click here to fin… https://t.co/NvUioI9P9Z

Posted on Feb 26, 2021  •  Twitter

How often is your HVAC system professionally inspected? When was the last inspection? Give us a call if it’s time! https://t.co/8L8eO5xfwE

Posted on Feb 24, 2021  •  Twitter

Allergies are miserable. Don’t let the outside leak indoors. Click here for tips to allergy-proof your HVAC.… https://t.co/hMNBOu5Gdq

Posted on Feb 22, 2021  •  Twitter

Our experienced team is dedicated to providing full-service heating and air conditioning services to Middlesex Coun… https://t.co/JrHnuiO1wf

Posted on Feb 19, 2021  •  Twitter

How often do you change your air filter? Do you change it more often at different times of year? https://t.co/81vrbtvUqZ

Posted on Feb 17, 2021  •  Twitter

Air filters keep you breathing cleanly. Click here to see what MERV rating you need for your filters.… https://t.co/OfV1WEjYeD

Posted on Feb 15, 2021  •  Twitter

My thermostat is set to ______ during the day. If your HVAC seems to be having a hard time maintaining this tempe… https://t.co/988ff36JHo

Posted on Feb 12, 2021  •  Twitter

Similar Businesses

Thomas G. Gallagher, In
Cambridge MA (4.5 mi)
Lloyds Electrical Construction
Cambridge MA (6.4 mi)
HO Electric Cambridge MA Electrician
Cambridge MA (6.4 mi)
(1)
Boston Standard Plumbing & Heating
Boston MA (9.1 mi)
(3)
Caron Heating & Cooling
Lowell MA (18.2 mi)
(3)