Reliabel heatnd and Air Condidtioning
Free Estimates • 860-663-6000 • Full Service
Killingworth, CT - Serving New Haven, Middlesex and New London Counties


Keep your family comfortable year round with professional HVAC services from Reliable Heating & Air Conditioning Co. Our licensed, experienced technicians have established a reputation for providing first-class customer care and workmanship at competitive prices. Our service department is available 24 hours a day, 7 days a week, 365 days a year.

All of our skilled technicians are trained to diagnose, adjust or repair your system quickly. Our trucks are stocked with the parts needed to keep your system up and running. We service all brands of heating and air conditioning equipment, regardless of where you purchase your fuel. We are confident we can provide all the services you need to feel comfortable and relaxed in your home or business.

  Reliable Heating & Air Conditioning Co. • Killingworth, CT • 860-663-6000 • CT License #303729