Furnace Maintenance Near Brookline, MA

Reliable, High-Quality Furnace Maintenance that Solves Problems Fast and Restores Comfort

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

SumZero Energy Systems delivers furnace maintenance that keeps your home safe, efficient, and comfortable by finding issues early and fixing them right the first time. Our trained technicians perform a thorough multi-point tune-up—cleaning burners and flame sensors, checking ignition systems and pilot lights, replacing filters, calibrating thermostats, testing carbon monoxide and combustion, inspecting heat exchangers, tightening electrical connections, lubricating motors, verifying airflow and static pressure, and confirming proper venting—to prevent common problems like no heat, uneven temperatures, short cycling, unusual noises or odors, rising energy bills, and poor airflow. Beyond maintenance, we provide complete HVAC solutions, including furnace and boiler repair or replacement, heat pumps, AC installation and service, ductless mini-splits, ductwork repair and sealing, indoor air quality upgrades (humidifiers, dehumidifiers, air purifiers), smart thermostats and zoning, emergency repairs, and cost-saving maintenance plans. Count on exceptional service, quality craftsmanship, clear communication, and on-time appointments from SumZero Energy Systems—proudly and professionally serving Brookline, MA.