HSPF2 and COP: Heat Pump Ratings for Minnesota Winters
HSPF2 is a seasonal average; COP is efficiency at one temperature. For a Minnesota winter, compare capacity and COP at 5°F. Our heat pumps run $7,500–$14,500.
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Ductless mini-split installation in Delano costs $4,200–$12,500 with a written flat-rate quote, for old river blocks with boilers. They suit the older river blocks with boilers and shared chimneys, and 1950s to 1970s ramblers with no cooling.
Delano's oldest blocks near the South Fork of the Crow River and Bridge Avenue hold late-1800s houses that usually carry a converted forced-air system or a boiler, often with a shared brick chimney. A boiler house has no ducts to carry cooling, and ductless heads are the clean way to add it. In houses with open stud bays running from basement to attic, a head in the upstairs bedroom takes care of the room that heats up most in July.
The 1950s to 1970s ramblers around them often have first-generation central air on old ductwork, and a head in one room is cheaper than rebuilding the returns. Damp basements near the river favor equipment that removes moisture as it cools.
Updated November 10, 2026
Our $4,200–$12,500 installed price comes as a written flat-rate quote, with a 2-year labor warranty on top of the manufacturer's parts warranty. Houses with plaster walls and open stud bays take longer to route line sets, and each added head on a multi-zone outdoor unit raises the total. Compare central AC vs ductless costs.
Symptom guides: Aux vs emergency heat · Blowing cold air · Running constantly · Signs a mini-split makes sense for your house
Yes. Mini-split heads run independently of the boiler and the radiators, so the quiet hot-water heat stays as is and you add cooling to the rooms that need it. We size each head, route the line sets with little disturbance to plaster and write the equipment into the quote.
Not from Xcel's electric program, since electricity there comes from Delano Municipal Utilities. Its residential conservation rebates center on LED lighting and ENERGY STAR appliances, so call the utility to ask whether heating and cooling equipment qualifies this year and whether a registered contractor is required.
HSPF2 is a seasonal average; COP is efficiency at one temperature. For a Minnesota winter, compare capacity and COP at 5°F. Our heat pumps run $7,500–$14,500.
Read the guideMitsubishi Hyper-Heat keeps heating to -13°F, and standard models cost less. See which Minnesota rooms need it; our ductless installs run $4,200–$12,500.
Read the guideHVAC zoning gives each floor its own thermostat and motorized dampers on one furnace and AC. HomeGuide puts a 2–3 zone retrofit at $1,700–$3,500 nationally.
Read the guideHeat out? AC quit? Call or send a request.