Mini Split Installation in Montrose, CO
A new system here will heat from October through May and cool from July through August every year. Tell us about the house, and a licensed contractor who covers Montrose County will get in touch.
Tell us about the job
It takes about a minute.
What Montrose asks of a mini-split
Winter nights here average 18°F from December through February, and your mini-split needs to hold heat on those nights, not just take the edge off. Homes in Montrose need heat from October through May, eight months of the year, so the heat pump side of the system is doing most of the work. Summer only asks for two months of cooling, July and August, with afternoons averaging 83°F.
Any mini-split installed new has to meet the federal minimum for a split-system heat pump, 14.3 SEER2 for cooling and 7.5 HSPF2 for heating. With eight months of heating against two of cooling, the HSPF2 number matters more here than the cooling rating does.
- 8 months
- October through May, your system heats
- 2 months
- July through August, it cools
- 18°F
- the average winter night it heats against
- 83°F
- the average summer afternoon it cools against

NOAA nClimDiv, 1991–2020 normals
- Is a mini split worth it?
- For most homes here, yes, especially when a room or two needs handling without extending ductwork. Montrose sees winter nights averaging 18°F and summer afternoons around 83°F, and a cold-climate mini split is built to handle both ends of that. Where it makes less sense is a home already served well by an existing ducted system with no problem zones. A contractor can look at the house and tell you whether it solves a real gap or just adds a second system.
- How many rooms can a mini split cover?
- A single indoor head heats and cools the room it's mounted in, and a multi-zone system runs several indoor heads off one outdoor unit. Each zone works on its own thermostat, so a bedroom and a living room can sit at different temperatures at the same time. How many zones a house should have depends on the layout, the square footage of each room, and where heat is being lost, which is why a contractor sizes the system room by room rather than guessing at a number.
- Can a mini split heat a whole house?
- A mini split can heat a whole house if it's sized and placed to do it, which usually means a multi-zone system with an indoor head in each main area rather than one unit trying to cover the whole floor plan. Montrose homes need heat from October through May, eight months of the year, with winter nights averaging 18°F, so the outdoor unit has to be rated for real cold, not just mild shoulder-season use. A contractor can work out how many zones your house needs and whether a mini split alone covers it or should work alongside what's already there.

