Green Horizon One Hour Heating & Air Conditioning provides Cary home heating services. Green Horizon One Hour Heating & Air Conditioning provides Raleigh-Durham-Chapel Hill home heating services. When homeowners want a reliable heating or air conditioning system that they don’t have to think about, they call One Hour Heating & Air Conditioning. We are the premier HVAC service provider in the United States for a simple reason: we actually care about your comfort. At One Hour, we respect you, we respect your time, and, most importantly, we respect the trust that you put in us to keep your home comfortable. It’s why we back all of our work with a 100% customer satisfaction guarantee for two years, and it’s why we’re always on time - guaranteed.
Emergency HVAC Services
Air Conditioning
AC Repair
AC Installation & Replacement
AC Maintenance
Ductless Split System
Heat Pumps
Heating
Heater Repair
Heater Installation
Heater Maintenance
Furnaces
Geothermal
Ductwork
Duct Repair
Duct Installation
Duct Sealing
Air Quality
Air Handlers
Humidifiers
Dehumidifiers
AC Filter Replacement & Installation
Insulation & Air Sealing Explained
UV Air Sanitizer System
Crawl Space Sealing & Vapor Barrier Services
Thermostats
Furnace Services
Energy Efficient
Energy Efficiency Consulting
Weatherization
Energy Efficient Tax Credits & Rebates
Geothermal Heating & Cooling
Insulation
Traditional Insulation
Radiant Barriers
Air Sealing & Insulation
We guarantee our materials, labor, and craftsmanship for up to two years from the date of your service.
Before we start any work, we discuss your available options so you know exactly what you are getting and how much it will cost. No hidden fees!
We understand your time is valuable, so we promise to arrive at your home within the predetermined time window that you select, or your service call is free.
Each location individually owned and operated.