Local HVAC Contractors in Killingly, CT

Get the HVAC Service You Deserve 

Is your home in Killingly struggling to maintain a steady temperature during the peak of summer or the freezing stretches of a New England winter? If you are dealing with rising utility costs or an aging HVAC system that can no longer manage the shifting climate of Eastern Connecticut, Spicer Energy Services is here to restore your comfort.

Since 1915, we have been the premier choice for indoor climate solutions across the region. Our professional contractors provide rapid, same-day repairs, energy-efficient system modernizations, and custom HVAC strategies designed to meet the specific needs of Killingly residents and businesses. We specialize in keeping your furnace, heat pump, or air conditioner operating at its absolute peak performance, ensuring your home remains a sanctuary year-round.

Why Homeowners and Businesses Choose Spicer Energy Services for HVAC solutions

We aren’t just another service provider; we are part of your community. Our deep knowledge of Killingly’s local weather—including the specific humidity levels of the Quinebaug Valley and the biting winter winds—means you receive systems and services built for the long haul. We understand the unique heating and cooling requirements of both historic properties and modern constructions, providing solutions that are as durable as they are efficient.

Every technician at Spicer Energy Services is fully certified and stays current on the latest climate control technologies. Whether you require an urgent HVAC repair, a full system replacement to lower your energy footprint, or a routine safety inspection, our priority is delivering the five-star service our reputation is built on.

Heating and Cooling Challenges Unique to Killingly

Living in Northeast Connecticut presents a distinct set of climate obstacles. The dense summer humidity can often lead to damp indoor environments and strain older cooling units, while the harsh, damp cold of winter requires a powerful and well-maintained heating system. We specialize in optimizing your home’s HVAC configuration to tackle these regional issues, keeping your family comfortable and your utility bills under control through every season.

Spicer Energy Services designs, installs, and maintains HVAC systems built to withstand Killingly’s specific conditions, ensuring your home stays comfortable year-round. We specialize in propane heating systems, so you can rely on us no matter what your home runs on.

Our Complete HVAC Services

  • Furnace and Boiler Installation, Service & Repairs
  • Central Air Conditioning Installation and Service
  • Ductless Mini-Split System Solutions
  • High-Efficiency Heat Pumps
  • Indoor Air Quality Improvement Systems
  • Smart Wi-Fi Thermostat Installations
  • On-Demand Water Heaters
  • Professional Heating System Cleaning and Maintenance

All services are available for both residential and commercial properties throughout Killingly and the surrounding areas.

Need Propane Gas Delivery? Trust Spicer Propane

As one of the region’s most trusted propane providers, Spicer Propane delivers clean, efficient fuel to homes and businesses across Killingly, CT. Whether you heat your home with propane or use it to power appliances or water heaters, we ensure reliable delivery and responsive service.

We offer automatic delivery, tank monitoring, and expert safety inspections to keep your propane system running safely and efficiently.

Need service or fuel? One call does it all. Spicer Energy Services is your trusted partner for propane and oil HVAC systems, maintenance, and delivery.

Spicer Oil Delivery Reviews
"I wanted to thank you for all your extra efforts. You took the time to explain what Spicer could do and what we had to do to get the fuel for our residential generator. You are a professional and very much appreciated."
Sandra B.
Spicer Oil Delivery Reviews
"Jake arrived yesterday and did a wonderful job. Working well now. Our compliments to him; knowledgeable and personable. He said you opted to replace the whole unit instead of one part. Thank you. Hopefully it will run forever with proper cleaning. Thank you so much for your service and help. You are great. My mother is always cold now so the stove is truly needed."
Joan
Spicer Oil Delivery Reviews
"Just want to drop a note to say how pleased we are with the gas insert. It is working better than we expected. The installers were very professional and friendly and the gentleman who explained the operation made it easy to follow. Thank you again."
Jim Cawley
Spicer Oil Delivery Reviews
"My former repairman told me that both the heater in my shop and in an apartment needed to be replaced. I called Spicer, ordered heaters, at a very fair price. When the workmen from Spicer arrived to install the new heaters, they examined the existing units and told me that there was no need to replace them they could be repaired! Spicer saved me $100.00's."
V. Miller
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