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Furnace Installation & Replacement in Granite Falls, MN
A new 95–98% AFUE gas furnace installed by Maddox Heat & Air Conditioning can cut a Granite Falls heating bill by a quarter or more compared with a 20-year-old 80% unit. We size the furnace to the house, replace venting and the thermostat as needed, and haul the old unit away.
Signs you need furnace installation in Granite Falls
- Furnace is 15+ years old
- Cracked heat exchanger (a safety issue)
- Repairs are adding up every winter
- Uneven heat between floors
- You want a two-stage or variable-speed system for quieter, steadier comfort
- Switching from oil or propane to natural gas
How furnace installation works with Maddox
Call (855) 459-5498 and describe what the system is doing. Our dispatcher schedules a technician for Granite Falls — same day for most repairs, immediately for emergencies. On site, the technician diagnoses the fault, shows you the failed part, and quotes one flat price. Approve it and most repairs are finished from the parts on the truck. Every job in Granite Falls carries a written warranty.
Furnace Installation near me in Granite Falls and Yellow Medicine County
From the first heat wave to the last cold snap, Maddox Heat & Air Conditioning keeps Granite Falls, MN comfortable. We repair, replace and maintain central air conditioners, gas furnaces, boilers, heat pumps and ductless mini splits — residential and light commercial — with 24/7 emergency service.
Searches we answer from Granite Falls:
Furnace Installation service area: Granite Falls, MN
Granite Falls reviews
“Furnace short cycling all winter — turned out to be an oversized unit and a bad limit switch. They fixed the switch and adjusted the blower, problem gone.”
— Greg H., Granite Fallsfurnace-installation, MN“AC quit on a 94-degree Saturday. Called at 10, tech was here by 1, capacitor swapped and cold air by 1:30. Price matched the quote exactly.”
— Dana R., Granite Fallsfurnace-installation, MN“Honest people. The tech explained every option, showed me the failed part, and didn't push anything I didn't need.”
— Carlos M., Granite Fallsfurnace-installation, MNFurnace Installation in Granite Falls: questions
What does a new furnace cost in Granite Falls?
Most furnace replacements in Granite Falls run $3,800–$7,500 installed depending on size, efficiency and venting. Written flat-rate quote, no pressure.
How long does installation take?
A like-for-like furnace replacement is done in a day. We arrive in the morning and you have heat that evening.
Do you install furnaces in Granite Falls year-round?
Yes. Winter replacements are common; we bring temporary heat if the old furnace has failed.
Need furnace installation in Granite Falls now?
Live dispatch, 24 hours a day. One flat price before work starts.
Call (855) 459-5498