Furnace Services in Southern NH
From October through April, your furnace is the most critical system in your home. Copper Hound provides prompt furnace repair, annual tune-up, and new installation for all makes and models — with 24/7 emergency response when you need it most.
Annual Furnace Tune-Up
A professional tune-up each fall keeps your system running efficiently and catches safety issues before they become emergencies. Our tune-up includes:
- Heat exchanger inspection for cracks (critical safety check)
- Burner cleaning and combustion analysis
- Blower motor inspection and belt service
- Filter replacement and airflow check
- Thermostat calibration and controls test
- Flue and venting inspection
Furnace Installation & Replacement
We install all major brands and handle everything from removing the old unit to gas line connections, ductwork, and thermostat wiring. All installs are properly sized for your home — not just the cheapest unit that fits.
- 90%+ AFUE efficiency models available
- Variable-speed blower options for enhanced comfort
- All permits pulled and inspections coordinated
Warning Signs Your Furnace Needs Service
- Not producing enough heat or no heat at all
- Short cycling — turning on and off every few minutes
- Banging, squealing, rattling, or grinding noises
- Yellow or flickering burner flame (should be blue)
- Heating bills significantly higher than previous years