Why Is My Heat Pump Blowing Cold Air in Winter?
Heat pump air feels cool next to a furnace even when it works. How to tell normal from a fault: defrost, a thermostat setting, low charge or no aux heat.
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Heating & Cooling in Roseville, MN
Roseville grew fastest in the 1950s, which means block after block of ramblers with full basements between Rosedale Center and Lake Owasso.
HVAC service in Roseville, MN
We repair and replace furnaces, air conditioners, heat pumps, boilers and ductless mini-splits in Roseville and across Ramsey 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.
- County
- Ramsey County
- ZIP code
- 55113
- Natural gas
- Xcel Energy
- Electric
- Xcel Energy
- From downtown Minneapolis
- about 6 miles
Updated September 23, 2026
What HVAC problems do we see most in Roseville?
- Combustion-air corrections, or a switch to a sealed-combustion furnace, when a finished basement boxes in the mechanical room
- Replacing retrofit AC that was undersized or mismatched to the furnace coil
- Dual-fuel heat pumps installed when an old condenser fails
- Sealing leaky trunk-line joints in unfinished sections of rambler basements
Around town: Rosedale Center · Lake McCarrons · Lake Owasso · Harriet Alexander Nature Center · John Rose Minnesota OVAL
Book in RosevilleWhat are Roseville homes like to heat and cool?
Roseville incorporated as a village in 1948 with about 4,600 residents, then added nearly 1,600 single-family houses in the first half of the 1950s alone, doubling its housing in five years. That early-1950s wave is the core of the city: compact ramblers and story-and-a-halfs built quickly, with basement furnaces, short duct runs, and returns that sometimes use a stud cavity or a panned joist instead of real duct. Growth kept going through the 1960s, when Roseville also became a regional shopping and business center.
Later building has mostly been apartments, condos and townhomes on the remaining open land. Along Lake Owasso, Lake McCarrons and the smaller lakes, the mix is older and less predictable, with remodeled lake houses beside newer homes built on the lots of older ones. For a replacement, the early-1950s houses need the most attention to venting and ducts, while the multifamily buildings mostly need equipment sized to fit a tight closet.
Winter in Roseville
Finished basements in Roseville's 1950s houses create a winter blind spot. Once the ceiling is closed in, the rim joist behind it is often uninsulated, and water lines running along it can freeze in a long cold spell because the furnace's warmth no longer reaches them. Old basement windows leak cold air into the same spaces. Leaving an access panel near the plumbing, and sealing and insulating the rim joist, does more than turning the thermostat up.
Summer in Roseville
The half-story bedrooms in a Roseville story-and-a-half are what send people shopping for a new AC, though the air conditioner usually isn't the problem. Those rooms often have one small supply and no return, under a roof that heats up all afternoon. A ductless head upstairs, or a return added through a closet, fixes the rooms without replacing the whole system. Near the lakes, basements can run humid in August, which a dehumidifier handles better than a colder thermostat setting.
Which utilities and rebates apply in Roseville?
Xcel Energy supplies Roseville's gas and electricity, so a furnace, AC or heat pump project runs through one utility's programs. For the dual-fuel setups that suit many Roseville ramblers, Xcel lists rebates for standard and cold-climate air-source heat pumps and a bonus when insulation work comes before the heat pump. Its heat pump rebates are paid through Trade Partner Network contractors, so ask about that before you sign. Gas furnace rebates are a separate Xcel program with their own requirements.
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.
Most-requested in Roseville
Furnace repair in Roseville For furnace repair in Roseville, the visit starts with a $79 trip charge, waived when you approve the repair, and a flat-rate price in writing before anything starts. Furnace replacement in Roseville A furnace replacement in Roseville costs $4,500–$9,500 installed with us, with 80% AFUE units around $4,500–$6,000 and 96–98% condensing units around $6,500–$9,500. AC repair in Roseville Roseville AC repair uses our usual terms: a $79 trip charge, waived when you approve the repair, and a written flat-rate price before work begins. AC replacement in Roseville For a Roseville rambler, new central air costs $5,200–$9,800 installed with us, flat-rate and in writing, with the size set by a Manual J load calculation rather than the old unit's label. Heat pumps in Roseville When a Roseville AC gives out, we can put a cold-climate heat pump in its place and pair it with your gas furnace, for $7,500–$14,500 installed, flat-rate and in writing. Mini-splits in Roseville Roseville homeowners usually call us about ductless for a finished basement, a three-season porch or a half-story bedroom the ducts never reached. Boiler service in Roseville Boiler work in Roseville is the exception, since most homes here were built with forced-air furnaces, but we handle what comes up: an occasional hot-water baseboard system, in-floor radiant heat in a basement or garage, or a combi boiler. Tune-ups in Roseville For $129 we tune up one furnace or one air conditioner in Roseville, and doing the furnace and AC together on one visit is $219. HVAC cost in Roseville In most Roseville ramblers, one furnace and one air conditioner do the work.
All services in Roseville
Roseville HVAC questions
Who repairs furnaces and air conditioners in Roseville, MN?
Central Minnesota Heating and Cooling serves Roseville and the rest of Ramsey County, about 6 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.
How much does an HVAC service call cost in Roseville?
A flat $79 trip charge, waived when you approve the repair. Written price before any work; same prices in every town we serve. See HVAC cost in Roseville for installed prices.
We're finishing our Roseville basement. Can the furnace go in a small closed room?
It depends on the furnace. An 80% furnace pulls combustion air from the room around it, and walling it into a small closet can starve it, which leads to poor burning and backdrafting at the water heater. The fixes are louvered doors or ducted combustion air sized to the appliances, or a sealed-combustion 96% furnace that takes its air from outside through PVC. We look at the plan before the walls go up.
Our Roseville AC just died. Is a heat pump worth considering?
Often, yes. A heat pump costs more than a straight AC but also heats the house through spring and fall, with the gas furnace taking over in real cold. That dual-fuel setup suits a compact rambler well. Since Xcel supplies both your gas and your electricity, we can set the changeover temperature around what each fuel costs you instead of leaving a factory default in place.
Is the electrical service in our 1950s Roseville house big enough for a heat pump?
Maybe. Houses from that era were often built with 60- or 100-amp service, and many have been upgraded since. A heat pump that replaces an AC usually needs a similar circuit, but adding electric backup heat strips can need much more. We check the panel's rating and free space during the quote. If it's tight, dual fuel with the gas furnace as backup avoids the heat strips, and an electrician handles any upgrade.
Does the original 1950s ductwork in our Roseville house need replacing with the furnace?
Usually not. Galvanized trunk and branch ducts from the 1950s often have decades left in them. The weak points are the joints, which leak, and the returns, which tend to be too small for a modern blower, especially once central air is added. We measure static pressure, then seal accessible joints and add return capacity where needed. Full duct replacement only makes sense when ducts are crushed, rusted or badly routed.
Also serving near Roseville
- Falcon Heights, MN 1 mi
- St. Anthony, MN 3 mi
- Little Canada, MN 4 mi
- Arden Hills, MN 5 mi
- New Brighton, MN 5 mi
- Saint Paul, MN 5 mi
- Shoreview, MN 5 mi
- Vadnais Heights, MN 5 mi
Guides for Roseville homeowners
Heat Pump vs Gas Furnace in Minnesota: Cost, Cold and Dual Fuel
Heat pump or gas furnace for a Minnesota house? Install prices, fuel used per million BTU, cold-climate limits, and why dual fuel is usually the answer.
Read the guideHeat Pump Defrost Cycle: What's Normal in a Minnesota Winter
Why your heat pump steams, whooshes and stops in winter. What a normal defrost cycle looks like in Minnesota, and the ice signs that need a service call.
Read the guide- Oil to Natural Gas Conversion in Minnesota: Steps, Costs and GotchasHeating
- UV Lights for HVAC: Pros, Cons and When They're Worth It in MinnesotaAir Quality
- 8 Heat Pump Buying Mistakes Minnesota Homeowners MakeHeat Pumps
Brands we service in Roseville: 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
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Heat out in Roseville? Call or send a request.