What HVAC replacement costs in Helena
Construction pricing in Montana runs 5% below the national average, so HVAC replacement here typically lands between $9,025 and $15,675 installed, before rebates.
Figures are modeled from 2026 national baselines adjusted by a Montana cost factor of 0.95. They are estimates for comparison, not quotes — your property, access and material choices move the real number.
HVAC Contractors serving Helena
Ranked by Google review volume. Listings are sourced from public business data; those marked Verified member have claimed and confirmed their listing with us.
- Big Sky Plumbing & Heating
- Superior Heating and Cooling
- American Sheet Metal
- Dayspring Plumbing & Heating, Inc.
- Shedhorn Plumbing
- Ambient Air Solutions
- Merit Mechanical Services
- Jak's Heating and Air
- Ridge Heating and Cooling
- All Season Heating & Air Conditioning
- Amp One Heating & Cooling
- Superior Heating Inc
- Intermountain Heating & Air Conditioning
We don't rank by who pays us. Always confirm a contractor's license and insurance before hiring.
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