RER Fuel was one of the first oil companies to offer central air-conditioning services because it went along with our goal of “Total Home Comfort”. Using our computer heat loss/ heat gain software we can design a correctly sized efficient cooling system for your home. Our service technicians can also use this information to diagnose an existing system to optimize its efficiency. RER is only one of a few air conditioning companies that also is qualified to do a duct blaster test on your a/c duct work. We strive in Quality installs making sure you get what you paid for.

What RER does for your cooling needs:

  • Computerized HVAC designs
  • Multi zone systems
  • RRP lead Certified techs and firm
  • EPA HVAC licensed
  • Master sheet metal state licensed
  • Can assist you with all current rebates available to maximize your dollar
  • Cool smart certified technicians
  • Ongoing training for all our technicians factory trained technicians qualified to repair and service all major central air conditioning systems
  • Duct blaster testing for air leaks
  • Freon leak testing
  • Condensate pumps
  • Whole house humidification
  • Service contracts to ensure top performance of your system
  • Specializing in older home/historic home HVAC retrofits
  • Preventive maintenance
  • Ground water/geothermal systems
  • Duel heat systems
  • Heat pumps
  • Full line of replacement parts in stock
  • Conventional air conditioning
  • High velocity air conditioning
  • Ductless mini-split air conditioning
  • Hybrid combinations of all the above to satisfy your needs and/or budget


Contact Us

R.E.R. Fuel Service

244 Nashua Road
Billerica, MA 01862

(781) 275-1343