How Long Does a Furnace Replacement Take?
A straight furnace swap is usually done in one day. Venting changes, a chimney liner, gas line or duct work, and the permit inspection add time. What to expect.
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Furnace Replacement in Silver Lake, MN
Small one-and-a-half-story houses in Silver Lake can need less furnace than they have now. We size the replacement with a Manual J and quote it in writing: $4,500–$9,500 installed, roughly $4,500–$6,000 for 80% AFUE and $6,500–$9,500 for a 96–98% condensing model.
Furnace replacement calls in Silver Lake homes
Replacing a furnace in Silver Lake usually starts with size. A one-and-a-half-story house on a short duct system doesn't need much furnace, and plenty of older installs were chosen by matching the old nameplate or rounding up. A Manual J load calculation can come in a size smaller, which means longer, quieter cycles and less wear on the parts.
Venting is the other decision. Going from an 80% furnace on the chimney to a 96–98% condensing furnace means intake and exhaust PVC through the rim joist, placed above the snow line and away from windows and the gas meter, plus a drain for the condensate. A gas water heater left alone on the old chimney may need a liner or a power-vent replacement. CenterPoint Energy supplies the gas here, and we pull the mechanical permit from whichever office covers Silver Lake.
Updated September 23, 2026
How much does a new furnace cost in Silver Lake?
An installed furnace from us runs about $4,500–$9,500 in Silver Lake: 80% AFUE roughly $4,500–$6,000, 96–98% AFUE roughly $6,500–$9,500. Same prices in Silver Lake as in every town we serve. See the furnace replacement cost guide.
Are there rebates for a new furnace in Silver Lake?
Silver Lake is on CenterPoint Energy gas and Xcel Energy electric. A high-efficiency furnace or boiler can earn a CenterPoint heating rebate, you can pick any dealer, and the application goes in the same calendar year as the install. CenterPoint and Xcel both run insulation and air sealing programs, which suit the town's older story-and-a-halfs. Xcel offers heat pump and residential cooling rebates; ask whether the one you want needs a registered contractor. Farms outside town may have a different electric provider, so check the bill. Rebate programs change every year, so check the utility's current terms before you buy.
Our guides: Xcel and CenterPoint rebates, heat pump rebates.
Signs it's time to replace your furnace
- A cracked heat exchanger on a furnace that's out of warranty
- The furnace is 20-plus years old and needs another major repair
- Rooms far from the furnace never warm up on sub-zero nights
- Gas bills climbing while your thermostat settings haven't changed
- Repair calls two or more winters in a row
- A burner roar or blower noise you can hear across the house
- Replacement parts for your model are getting hard to find
More detail on our furnace installation page.
Furnace replacement in Silver Lake: questions
Can a new furnace in an older Silver Lake house stay on the chimney?
Yes, if you choose an 80% furnace, which is the lower-cost route at roughly $4,500–$6,000 installed with us. The chimney has to be checked for size, condition and a proper liner first, because a newer 80% furnace sends cooler exhaust up the flue than the old one did, and cool exhaust condenses. Most owners planning to stay choose a 96–98% furnace with PVC venting, since the heating season here is long.
How does the CenterPoint furnace rebate work for a Silver Lake install?
Silver Lake gets its gas from CenterPoint Energy, so its heating system rebates are the ones to check. CenterPoint lets you use the heating dealer of your choice, the furnace has to be AHRI- or ENERGY STAR-listed with a verified AFUE, and the application goes in during the same calendar year as the install. A proposal or estimate doesn't count as proof of purchase. Check CenterPoint's current page for amounts.
More in Silver Lake
- Furnace repair in Silver Lake
- AC repair in Silver Lake
- AC replacement in Silver Lake
- All HVAC service in Silver Lake
Furnace replacement near Silver Lake
- Lester Prairie, MN 7 mi
- Winsted, MN 8 mi
- Glencoe, MN 9 mi
- New Germany, MN 11 mi
- Cokato, MN 12 mi
- Howard Lake, MN 12 mi
Brands we install and service
Guides on furnace replacement
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Furnace replacement in Silver Lake? Call or send a request.