Furnace Maintenance Near Lexington, MA

A list of MA towns you can select form to list all available services in these towns.

$99 Furnace Tune-Up & No-Breakdown Guarantee

$99 Furnace Tune-Up & No-Breakdown Guarantee

$89 Furnace Tune-Up & No-Breakdown Guarantee

$79 Furnace Tune-Up & No-Breakdown Guarantee

$99
$99
Regular Price
$99
$89
Available for a Limited Time → Book Today!

Ready to move forward? We’re prepared to review your home and confirm the best available option. Book directly through this page, or call or text (508) 738-3037 to speak with our team.

Schedule With SumZero Energy Systems Today!

(508) 738-3037
Request Booking

Furnace Maintenance in Lexington with Honest, Upfront Pricing

Our technicians are certified, well-trained, and equipped with the right tools. We arrive prepared to protect your home and your time. Most Furnace Maintenance is completed on the first visit.

We believe in clear communication. Before any work begins, we explain every option and the price so you can choose with confidence. We service most equipment brands, and your satisfaction is guaranteed.

Request FREE Booking

SumZero Energy Systems is Here for All of Your Furnace Maintenance Needs in Lexington, MA!

  • Fully Stocked Trucks — we arrive prepared to fix most issues on the first visit  
  • Friendly Professionals — courteous, respectful techs who keep your home clean  
  • Fully Licensed & Insured — safety-first service you can trust  
  • Same Day Service Available — fast scheduling to restore comfort quickly  
  • 100% Satisfaction Guarantee — we stand behind our work, every time  
  • Complimentary 2nd Opinions — clear, honest guidance before you decide

Need Furnace Maintenance in Lexington, MA? We’re ready to help. SumZero Energy Systems proudly delivers professional, local service you can rely on—right here in the Lexington community.

Contact Us

Check Out All the Services We Offer Near You
Request FREE Booking

Top-Quality Heating and Cooling Services Near Lexington, MA

Call Today for Your Furnace Maintenance!

Reliable, High-Quality Furnace Maintenance to Solve Issues Fast and Restore Your Comfort

Furnace Maintenance and Lexington MA’s Trusted Heating & Cooling Professionals — Your Local Experts

At SumZero Energy Systems, our Furnace Maintenance is a top-to-bottom tune-up designed to keep your system safe, efficient, and dependable. We inspect and calibrate thermostats, replace or clean filters, test safety controls, verify gas pressure, clean burners and flame sensors, check ignition components, assess the heat exchanger, tighten electrical connections, lubricate moving parts, measure airflow, and clear condensate lines on high-efficiency units. This proactive approach uncovers and fixes common problems like uneven heating, short cycling, ignition failures, poor airflow, rising energy bills, unusual noises, and system shutdowns before they become costly breakdowns. Beyond maintenance, we provide expert furnace repair, replacement and installation, heat pump and air conditioning services, ductless mini-splits, indoor air quality solutions, duct repair and sealing, smart thermostats, and emergency service to restore heat fast. Count on our exceptional service, transparent recommendations, and quality craftsmanship on every visit. We are proudly and professionally serving the Lexington, MA area.

Request FREE Booking

Proudly Serving Massachusetts Communities

Explore our heat pump and HVAC service area to see if we’re in your town. We’re committed to delivering expert comfort solutions across dozens of local communities. View Full Service Area ›

Schedule a Comprehensive Home Furnace Maintenance Near You in Lexington, MA

Is your furnace due for a tune-up? SumZero Energy Systems is Lexington, MA’s trusted choice for furnace maintenance. Book your service today and keep the heat running strong.

Request FREE Booking