About D & M HVAC
Reviews for D & M HVAC
Write a reviewHours
Monday: 8AM - 4PM
Tuesday: 8AM - 4PM
Wednesday: 8AM - 4PM
Thursday: 8AM - 4PM
Friday: 8AM - 4PM
Saturday: ClosedSunday: Closed
D & M Hvac provides a seamless experience from booking to completion. The technicians arrive on time, work cleanly, and complete jobs efficiently. They are professional, respectful, and customer-first. The crew ensures systems are working at their best. They respond quickly to issues and complete repairs accurately. D & M Hvac installs new systems smoothly and maintains existing ones efficiently, leaving customers extremely satisfied and happy with the quality of work.
Our gas boiler in North Adams had a weeping relief valve that was leaking water onto our basement floor. The technician replaced the 30-psi safety relief valve, calibrated the expansion tank pressure, and checked system water feed. The boiler operates smoothly now with zero leaks.
Our central AC in Killeen stopped blowing cold air on a humid afternoon because the low-voltage transformer had blown. The technician replaced the transformer, installed an inline fuse to protect against future surges, and verified thermostat operation. Cold air returned to our home in under forty minutes.
We opted to replace our noisy, thirty-year-old gas furnace and aging central AC with a high-efficiency variable-speed heat pump system. Their installation team laid down floor protection runners across our entire hallway, hauled out the heavy old mechanical equipment, and plumbed the new line sets with expert precision. Our monthly electrical bills have plummeted, and the system runs so quietly we barely notice it's on.