AC Installation in River Falls, WI: What to Know Before You Replace
Replacing central air in River Falls, WI: Manual J sizing, heat pump and ductless options, RFMU and Focus on Energy programs, and our installed prices.
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Hudson sits on the St. Croix at the Wisconsin end of the I-94 bridge, a lumber-era river town that has grown quickly as a commuter city since 2000.
We repair and replace furnaces, air conditioners, heat pumps, boilers and ductless mini-splits in Hudson and across St. Croix County. Every visit starts with a $79 trip charge and a written price before any work, and the $79 is waived when you go ahead with the repair.
Updated September 23, 2026

Around town: St. Croix River · Octagon House Museum · Birkmose Park · Phipps Center for the Arts · Interstate 94 St. Croix River bridge
Book in HudsonHudson's riverfront grid, laid out when the town was a lumber and steamboat port, holds the oldest houses: Italianate and Queen Anne homes and plainer frame houses from the 1850s through about 1920, many on stone foundations. Their basements are often divided by old foundation walls, so a modern furnace ends up wherever there's headroom, with ducts routed around beams and chimneys and upstairs rooms fed by long runs.
Postwar ramblers and split-levels filled the blocks up the hill from downtown. Then the commuter boom arrived, most of it after 2000, with subdivisions of two-stories, walkouts and townhomes spreading out from the old town as the population grew by roughly two-thirds in twenty years. One- and two-family homes built in Wisconsin since 1980 fall under the state's Uniform Dwelling Code, so Hudson's newer houses were built to Wisconsin's rules for insulation, venting and ventilation rather than Minnesota's, even though many owners work across the river.
Hudson's downtown sits below a steep hill, and the St. Croix valley holds cold air on calm nights, while homes on top take the west wind coming across the river. Older houses near downtown lose heat through thin walls and original windows. In the newer subdivisions, PVC intake and exhaust pipes on side walls ice up or get buried by drifts. Wisconsin requires a carbon monoxide alarm in the basement and on each floor level of any home with a fuel-burning appliance or attached garage, so check them when the furnace starts up in fall.
The St. Croix brings river humidity to the downtown blocks, and older basements there stay damp through July. Newer two-stories and walkouts, built tight with builder air conditioners, often feel cool but clammy, because an oversized AC shuts off before it removes much moisture. Townhome rows put condensers close together, where they share each other's hot air. Cottonwoods along the river shed fluff in June, and a coil rinse keeps it from choking the condenser.
Minnesota rebates stop at the river. In Hudson, Xcel Energy (Northern States Power–Wisconsin) supplies gas and electricity, and efficiency incentives run through Focus on Energy, Wisconsin's statewide program, which works with participating utilities including Xcel. Focus on Energy also runs the income-qualified HEAR rebates, which require an IRA Registered Contractor, so ask whether your project qualifies and who can install it. Offers change during the year, so check Focus on Energy's current list before you buy.
Rebate programs change every year; check the utility's current terms before you buy. Our guides: Xcel and CenterPoint rebates, heat pump rebates, what happened to the federal credits.
Central Minnesota Heating and Cooling serves Hudson and the rest of St. Croix County, about 25 miles from downtown Minneapolis. We repair and replace furnaces, central air, heat pumps, boilers and ductless mini-splits, and we're open 7 days, 7am–9pm. Call 612-429-3465.
A flat $79 trip charge, waived when you approve the repair. Written price before any work; same prices in every town we serve. Installed prices are on our pricing page.
No. Hudson is in Wisconsin, where Xcel Energy operates as Northern States Power–Wisconsin and efficiency incentives run through Focus on Energy, the statewide program, rather than Xcel's Minnesota rebates. Eligible equipment and amounts differ from Minnesota's and change over time, so we check Focus on Energy's current offers before recommending equipment.
Yes. We're open seven days a week from 7am to 9pm, so early-morning, evening and weekend windows are available for Hudson homes when you'd rather not leave work or sit in bridge traffic to meet us. No-heat calls get priority, and you get a written, flat-rate price before any work starts.
In places, yes. One- and two-family homes in Wisconsin fall under the state's Uniform Dwelling Code rather than Minnesota's codes, and permits come from the local building inspector where required. We're licensed in Wisconsin and work to its rules on Wisconsin jobs. Venting clearances, gas piping and combustion air get checked against the manufacturer's instructions and Wisconsin code, and we confirm CO alarms meet Wisconsin's placement rule.
An HRV can frost its core in deep cold if the defrost cycle isn't working or the airflows are out of balance, and its drain line can freeze if it runs through a cold space. We check the defrost function, balance supply and exhaust, clear the drain and make sure the outdoor hoods aren't iced over. In a tight home, a working exchanger is what keeps winter humidity and window frost in check.
Replacing central air in River Falls, WI: Manual J sizing, heat pump and ductless options, RFMU and Focus on Energy programs, and our installed prices.
Read the guideFurnace repair in Prescott, WI and nearby Pierce County towns: common no-heat causes, propane quirks, Wisconsin programs, and our $79 trip charge.
Read the guideThe federal 25C and 25D credits ended for equipment placed in service after December 31, 2025. What Minnesota homeowners can still get in 2026, and from whom.
Read the guideBrands we service in Hudson: AirEase · Amana · American Standard · Ameristar · Aprilaire · Arcoaire · Armstrong Air · Bosch · Broan-NuTone · Bryant · Buderus · Burnham · Carrier · Champion · Coleman · Comfortmaker · Concord · Daikin · Day & Night · Ducane · ecobee · Frigidaire · Fujitsu · Gibson · Goodman · Google Nest · Gree · Heil · Honeywell Home · Lennox · LG · Lifebreath · Lochinvar · Luxaire · Maytag · Midea · Mitsubishi Electric · MrCool · Navien · NTI · Payne · Peerless · Rheem · Rinnai · RunTru · Ruud · Samsung · Santa Fe · Tempstar · Trane · Triangle Tube · Utica Boilers · Viessmann · Weil-McLain · Westinghouse · York
Heat out in Hudson? Call or send a request.