At A&S Nathan Heating & Cooling LLC, we proudly serve Fairfield homeowners with expert HVAC services year-round. From new system installations to emergency repairs, our skilled team handles heating, cooling, and water heater services for all fuel types — gas, oil, electric, and more. With 24/7 emergency response, your comfort is always our priority.
Heating Services:
- Furnace, boiler & heat pump installation
- 24/7 emergency heating repair
- Oil-to-gas conversions
- Seasonal heating maintenance
Heating Services
Air Conditioning Services:
- Central AC installation & replacement
- Emergency AC repairs
- Ductless mini-split systems (Mitsubishi & more)
- Preventive AC tune-ups
Air Conditioning Services
Water Heater Services:
- Installation & replacement (tank & tankless)
- Emergency water heater repairs
- Heat pump water heaters
- All fuel types serviced
Water Heater Services
Ductless Heating & Cooling:
Efficient comfort without ductwork — ideal for home additions & retrofits.
Ductless Systems
Maintenance Plans:
Protect your system with priority scheduling, discounted service, and warranty coverage.
Maintenance Plans
Need HVAC service in Fairfield?
Call (203) 555-1234 or Request Service Online — available 24/7.
