96% vs 98% AFUE Furnace: Worth the Upgrade in Minnesota?
A 98% AFUE furnace saves only about 2% more gas than a 96% model. Our condensing furnaces run $6,500–$9,500 installed. See what the extra buys.
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Furnace Replacement in Cokato, MN
A new furnace for a Cokato house or farmstead runs $4,500–$9,500 installed, sized by Manual J and written as a flat price before work starts. In town that usually means new PVC venting and a water heater liner; on a farm, a propane setup.
Furnace replacements in Cokato homes
In town, a Cokato furnace replacement usually means an older furnace coming out of a chimney it shares with the water heater, in an early-1900s house or a 1960s–90s rambler. A 96–98% furnace needs PVC out a side wall and a condensate drain, and the water heater left behind needs a correctly sized liner or a power-vent model. Field Crest's newer homes already have PVC and mostly need a furnace sized right and matched to it.
On farmsteads, propane changes both the math and the setup. The new furnace has to be converted for propane and checked at the gas valve, and a sealed-combustion model solves the combustion-air problems that tightened farmhouses create. Additions spliced onto one duct run are worth fixing while the furnace is out. CenterPoint Energy's heating system rebates cover qualifying furnaces for in-town gas customers, while on propane the case for 96% rests on fuel savings. Permit rules can differ for rural addresses, so confirm which office applies before install day.
Updated November 10, 2026
What affects the price of a new furnace in Cokato?
By efficiency: 80% AFUE roughly $4,500–$6,000; 96–98% AFUE roughly $6,500–$9,500. See the furnace replacement cost guide.
Are there rebates for a new furnace in Cokato?
Gas furnace rebates in town come from CenterPoint Energy, which lets you use the dealer of your choice and wants the application filed in the same year as the install. On propane farms the gas utility's furnace rebate generally won't apply, but an electric provider's heat pump rebate still can. Ask us which rebates apply when we quote. Rebate programs change every year, so check the utility's current terms before you buy.
Our guides: Xcel and CenterPoint rebates, heat pump rebates.
Furnace replacement in Cokato: questions
Is a sealed-combustion furnace worth it in our tightened-up Cokato farmhouse?
In most cases, yes. A sealed-combustion (direct-vent) furnace draws its combustion air through a PVC pipe from outdoors instead of from the house, so bath fans, the dryer and the range hood can't pull its exhaust back inside. It also stops the furnace from drawing cold outside air in through the house's leaks. The water heater may still need attention if it's atmospheric, and we test its draft too.
Our Cokato farmhouse furnace is in a crawlspace addition. Can the new one go in the basement?
Sometimes. Where a furnace can go depends on how far the vent, gas line and ducts can reach. If the main house has a usable basement, the furnace can often move there with the supply and return trunks extended, while a crawlspace addition may only fit a horizontal furnace on a platform. We look at both spots on site, check combustion air, since tightened farmhouses can starve a furnace, and price the move and the stay-put option side by side in the written quote.
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Brands we install and service
Guides on furnace replacement
What Size Furnace Do I Need for a Minnesota House?
Furnace size comes from a Manual J heat loss at a -15°F design day, not square feet. Input vs output BTU, AFUE, why old furnaces run big and what to ask for.
Read the guideFurnace Noises: What Each Sound Means, When to Shut It Off
Bang, squeal, scrape, rattle, hum, click or whistle: what each furnace noise means, whether it's safe to run, and when to call 612-429-3465.
Read the guideContact Us
Heat out? AC quit? Call or send a request.