Get matched with top heating and air conditioning pros in Northfield, 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.

"This company responded quickly to my request for a quote. Their quote was reasonable and competitive when compared with other licensed electricians. The service was provided with competence, professionalism, and by a friendly crew. Highly recommended"

"The technician, Steve, called me 25 minutes prior to his arrival. He was extremely knowledgeable about my gas fireplace. He vacuumed all areas. He informed me of the condition of the components. I was prepared to ask him a handful of questions that he was able to answer. My fireplace works very well and I strongly recommend using the Chimney Experts."

"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.🫡

"HVAC Duct Cleaning & Dryer Vent Cleaning"

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

"I recommend everyone to Tom. He turned my house into a place where the air quality was well below average to basically perfect air quality. And he’s just an awesome guy who is totally awesome and respectful. I really can’t say enough good things about him and I wish I could give him 100 stars."