What HVAC replacement costs in Groton
Construction pricing in Connecticut runs 14% above the national average, so HVAC replacement here typically lands between $10,830 and $18,810 installed, before rebates.
Figures are modeled from 2026 national baselines adjusted by a Connecticut cost factor of 1.14. They are estimates for comparison, not quotes — your property, access and material choices move the real number.
HVAC Contractors serving Groton
Ranked by Google review volume. Listings are sourced from public business data; those marked Verified member have claimed and confirmed their listing with us.
- Spicer Propane
- Millas Heating & Cooling
- Edwards Heating Service
- Rc Mechanical
We don't rank by who pays us. Always confirm a contractor's license and insurance before hiring.
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