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Expert HVAC Service Offering your family dependable comfort since 1958

Your Home Should Be Comfortable – No Matter The Weather.

If your heating and cooling system isn’t performing well, you need a solution as soon as possible. When that happens, Keating Plumbing and Heating is ready to get your system back in working order. Our experienced technicians can take on any obstacle your home comfort system throws at you—whether it’s time for an emergency repair, a regular tune-up or a new system installation. Schedule your appointment by calling Keating Plumbing and Heating at 603-876-4447 or contact us online.

As a proud Mitsubishi Diamond Dealer, Keating Plumbing and Heating offers you exclusive benefits that go beyond expert installation and service. Our partnership with Mitsubishi gives us priority access to special consumer financing options and exclusive discounts on extended labor-warranty programs — helping you get the best value on your home comfort investment.

Our happy customers

“I just wanted to say thank you for your help today. We found out last night that we didn’t have any hot water and were totally lost on how to fix. Even though we weren’t existing customers, we were treated as if we were with you for years. All I can say is WOW! The service was exemplary. The technician was thorough, friendly, and took the time to show me how everything should work. He is a credit to your company. Great work all around. Thank you to you and your team for a job well done.” ~ Steve

Services We Offer

Our certified, experienced technicians can assist with a wide range of HVAC services. Whether you need help with your heating, cooling or indoor air quality equipment, we’ll be glad to help. Our only priority is making sure you’re comfortable.

Heating

Our comprehensive heating services are designed to help you keep warm through even the coldest winter weather.

Cooling

Prompt and professional cooling services keep your air conditioning in dependable condition, even when the temperature breaks into triple digits.

IAQ

Limiting airborne contaminants and balancing humidity improves your home’s indoor air quality, which is equally important for your sense of comfort.

air purifier ng

Schedule an Appointment Today

Keating Plumbing and Heating has proudly served the Marlborough, NH and the surrounding area for over 6 decades. Get in touch with us today to reach the ultimate in home comfort.

Frequently asked questions:

What are the signs my system needs service?2026-04-22T10:34:28-04:00

Watch for:

  • Strange noises or odors
  • Uneven heating or cooling
  • Higher energy bills
  • Weak airflow
  • System running constantly

These are common signs that you may need HVAC repair or maintenance.

Do you offer 24/7 emergency HVAC repair?2026-04-22T11:56:23-04:00

Yes. We provide emergency HVAC repair and plumbing services for issues like no heat, no hot
water, leaking pipes, or a system that has stopped working. If you’re searching for furnace
repair near me or emergency oil furnace service, our team is available to help.
→ Learn more about our furnace repair services

Do you offer same-day HVAC service?2026-04-22T10:42:33-04:00

Yes. We do our best to accommodate same-day service calls, especially for urgent issues.

What areas do you service?2026-04-22T10:41:17-04:00

We provide HVAC and plumbing services in:

  • Keene, NH
  • Marlborough, NH
  • Peterborough, NH
  • Swanzey, NH
  • Brattleboro, VT
  • Monadnock Region including Cheshire County & parts of Hillsborough County
  • Most of Windham County, VT

If you’re searching for HVAC service near Keene or nearby towns, we’re local and available.

How often should I change my air filter?2026-04-22T10:35:29-04:00

Most homes should change filters every one to three months. Homes with pets or higher usage
may need more frequent changes.

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