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-Splits in Rosemount, MN
Ductless mini-splits in Rosemount cost $4,200–$12,500 installed, written flat-rate, for finished lower levels in post-2000 houses. In the finished lower levels of post-2000 houses, one head can handle a room the main system keeps missing.
Mini-split installs in Rosemount homes
Post-2000 Rosemount houses are built tight, with a finished lower level, an air exchanger and a furnace sized for the whole house. The lower level is often the room that never feels right, because the floor is cool and the ducts there are small. A ductless head gives it its own temperature control, and the air exchanger keeps the fresh air supply working on its own schedule.
The few houses near downtown and Highway 3 that go back to the farm-town decades are the opposite case: low basements, heating added in layers over a century, and rooms the ducts never reached. A head fits there without major work. On rural properties around UMore Park, an addition or a shop-side room can have its own heat and cooling. Wind drifts snow against many Rosemount lots, so we put the outdoor unit on a stand and well clear of the drift line.
Updated November 10, 2026
What affects the price of a mini-split in Rosemount?
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. Finished lower levels with small ducts and a cool floor typically take one head, and a rural shop-side room adds another. Compare central AC vs ductless costs.
Mini-splits in Rosemount: questions
How many heads does a Rosemount finished lower level need?
Usually one if the lower level is a single open room. A head reaches across open space, but rooms behind doors, such as a bedroom or office, stay behind, so a second head or a transfer grille may be needed. The room layout decides, and the written quote lists each head and where it goes.
Will a ductless head handle a Rosemount lower level in January?
A cold-climate head can, on most days. These units keep producing heat well below zero, though capacity drops as it gets colder, and a lower level with a cool slab loses heat. We size for your coldest weather and say whether you need the furnace as a backup on the deepest nights. Most owners do.
More in Rosemount
- Furnace repair in Rosemount
- Furnace replacement in Rosemount
- AC repair in Rosemount
- AC replacement in Rosemount
- Heat pumps in Rosemount
- Tune-ups in Rosemount
- All HVAC service in Rosemount
Mini-split installs near Rosemount
- Apple Valley, MN mini-splits · 5 mi
- Eagan, MN mini-splits · 5 mi
- Burnsville, MN mini-splits · 8 mi
- Inver Grove Heights, MN mini-splits · 8 mi
- Lakeville, MN mini-splits · 9 mi
- St. Paul Park, MN mini-splits · 9 mi
Brands we install and service
Guides on mini-splits
Multi-Zone Mini-Split Layouts for Minnesota Homes
Laying out a multi-zone mini-split in a Minnesota home: sizing each room, one outdoor unit or two, head styles and common layouts. $4,200–$12,500 installed.
Read the guideHeat Pump Defrost Cycle: What's Normal in a Minnesota Winter
Steam, a whoosh and a stopped fan usually mean a normal heat pump defrost.
Read the guideContact Us
Heat out? AC quit? Call or send a request.