Get matched with top heating and air conditioning pros in Erving, MA

"Great !! Gabriel was on time and went right to work. He took pictures of duct work before and after. He supplied my wife and I N95 masks to wear during the cleaning keeping us safe. Gabriel was a true professional."

"Sergio and Jordan were here at the time they said they would be. Timing is very important. The two did a very thorough job cleaning and explaining what they were doing. I would recommend this company to my friends. I would also hir them again. Great job."

WalshCo is a family-owned heating company specializing in oil-fired heating systems throughout New Hampshire and surrounding communities.\n\nOur services include oil tank installations and replacements, oil boiler and furnace installations, heating system repairs, annual maintenance and tune-ups, diagnostics, emergency no-heat service, water heater installations, and oil tank inspections.\n\nWe take pride in providing honest recommendations, quality workmanship, fair pricing, and dependable service. Whether you need a new oil tank, a complete heating system replacement, or fast repairs to restore your heat and hot water, our licensed technicians are committed to getting the job done right.\n\nAs a family-owned business, we believe in straightforward communication, professional service, and treating every customer’s home with the same care and respect we would our own.

"Their work cleaning our vents and air handler was professionally and thoroughly completed. Good communication on all fronts- scheduling, quoting the cost and explaining the process."

"Willing to recommend things you never thought you needed, although the crew did smoke and didnâ t pick up the butts the overall experience was very much awesome and any other electrical issue I have I will go to them"

"We needed chimney sweep & minor repairs. Scheduling was easy and the guys who showed up were on time and very professional. Work was done well and we’re very happy, will be calling them for all future work on our chimney and HVAC."

"Fabulous job! We area already see the difference with the insulation through Mass Save about 25%! Mark and his crew were very professional, courteous, and really nice guys. Garrett did a great job with estimating and made the process very easy and recommended additional measures to explore. I highly recommended Green Collar!"

😃Ready to work. With the best possible attitude and the appropriate tools—whatever you wish to transport—and with the utmost safety.🫡

"Very well, the tech was very polite, explained and showed me everything he was doing, took pictures inside the ducts to show before and after . Would definitely hire again."

"The team at AllStar were really friendly and did a great job cleaning my air ducts."