Energy Efficient Heating & Cooling Solutions

Specializing in high-velocity
HVAC & geothermal systems
Year-Round Comfort Since 1970

Contact our air conditioning and heating experts about your project today.

Contact my HVAC Expert

Sales, Installation, Maintenance & Repair

WaterFurnace® Geothermal Heat Pumps

American Standard® HVACProducts

Warm Air, Hydro Air, Boilers, Furnaces

Hot Water Heating Systems and Storage

Unico® High Velocity Small Duct

Ductless Heating & Air Conditioning System

Oil, Gas and Solid Fuels

And More!

heating & air conditioning
heating & air conditioning
heating & air conditioning

Who We Are

Enjoy year-round comfort with heating & cooling services from our HVAC company in Enfield, Connecticut.

Established in 1970, D & D Heating & Air Conditioning provides quality installations for years of trouble-free economical operation.

heating and air conditioning
heating and air conditioning
heating and air conditioning
heating and air conditioning

Geothermal Systems

Optimize your indoor comfort the eco friendly, energy conscious way, with Geothermal heating and cooling. Our systems use an underground loop to transfer heated and cooled air into the home, depending on the season.

heating and air conditioning

HVAC Systems

Keep the air flowing smoothly and efficiently with air duct systems, heating, and air conditioning products. Heating and Cooling is undoubtedly important. We have a proven track record of superior customer service and excellent workmanship.

heating and air conditioning

Online Special: $500

$500 Discount: Offer valid on any WaterFurnace of Unico System & Installation when you mention our website. Not valid with any other offers.
Expires 6/31/15

heating and air conditioning

Rebates and Tax Incentives

There are several state programs that help homeowners replace older, less efficient HVAC systems with new high-efficiency equipment. Whether you are considering geothermal or Energy Star equipment, our team can help you find the right program.

For over 40 years, D&D HVAC has specialized in providing both residential and commercial heating and cooling solutions throughout Connecticut and Massachusetts. We are truly passionate about providing our customers with reliable and cost effective “Comfort from the ground up!”

Our knowledgeable team has the experience to get the job done right! All of our employees are long-term licensed technicians, and we never use subcontractors. We are also fully licensed and insured, and are proud to hold several certifications and accreditations with the top manufacturers in the industry.

Since 1970, the thousands of air conditioning and heating customers we’ve served have been a testament to our competitive rates, excellent reputation, and lasting results. Our pride in providing our customers with superior service and craftsmanship over the last four decades has also earned us an A+ rating from the Better Business Bureau!

We offer several high quality products and services that are customized to fit each of our customers’ unique circumstances. Our team of expert HVAC technicians specializes in all aspects of air conditioning repair and installation, heater repair and installation, as well as geothermal heating and cooling systems.

Our air conditioning installation services with both American Standard and Unico High Velocity HVAC systems provide our customers with endless options for continued reliability and comfort! These industry-leading brands provide high quality units that offer efficient, quiet performance to keep you comfortable in every season.

We also provide geothermal heating and cooling systems that are both cost-effective and environmentally conscious. This innovative system uses renewable energy from your backyard to transfer heated and cooled air into your home. Beyond saving you a huge percentage of your usual heating and cooling bills, we can also help you qualify for a federal rebate of up to 30%!

We know that HVAC services can be confusing and overwhelming, so we take the time to discuss the work that we do with all of our customers. Whether you need to warm up with a heater installation or cool down with an air conditioning repair in Hartford County, our highly skilled team is ready to assist you with the sales, service, maintenance, and installation of your new comfort system. Contact us about your project today!