Heating and cooling services, explained before you call
Each guide covers what the HVAC contractor will do, what it tends to cost and how we know, whether it needs a permit, and what to try first. Pick your state inside any guide for the local version.
More services
Furnace repair
What to check, what is a safety call, and who may repair a furnace.
Emergency HVAC
Triage for gas smells, alarms and a furnace that quit in winter.
Furnace replacement
Efficiency, permit, rebates and licensing for a new furnace.
Boiler repair
Safety, licensing and permit rules for boiler repair.
Heat pump installation
Cold-climate heat pumps, rebates, permits and refrigerant rules.
AC repair
First checks, refrigerant rules and cost evidence.
AC installation
Sizing, permit, efficiency and rebate facts.
Mini-split installation
Ductless heating and cooling: rebates, permits and quote questions.
Duct cleaning
What is sourced about ducts, and what is not.
Thermostat installation
Smart thermostat rebates, who may install one, and the 55 F rule.
Indoor air quality
Filters, drains, ducts and CO safety, with the gaps stated.
Services by state
Heating and cooling companies: receive these requests
If you run a heating and cooling company and want homeowner requests for the work and ZIP codes you choose, the partner page explains what we send and how to apply.