Intermountain Heating & Air Conditioning

Share This Business:
3537B North 2900 East, Twin Falls, ID, USA




About Us

larry ernst office

We treat people the way we would want to be treated.

For more than 35 years, Intermountain Heating & Air Conditioning has been a trusted local provider of quality, reasonably priced heating and cooling services in Twin Falls and throughout the Magic Valley area.

When you choose Intermountain Heating & Air Conditioning, you’ll discover that the founder Larry Ernst and his team strive to follow the Golden Rule in their daily operations.

Why Choose Us

35 Years In HVAC

Since 1985, Intermountain HVAC has been family-owned and operated as we serve families in the Magic Valley area with quality customer service and expertise.

Idaho’s First Carrier Dealer

Intermountain HVAC is a Factory Authorized Dealer for Carrier. We have been intensively trained, offer fantastic customer support and are willing to go the extra mile for you.

Locally Owned & Operated

It’s All About Customer Satisfaction

  •  Licensed Contractor
  •  Bonded & Insured
  •  Professional
  •  Trustworthy

Fast & Affordable Repair Services


• Filter Changes

• Heat Pump Repair

• New Furnace Install

• Boiler Service

Air Conditioning

• AC Repairs

• Mini Split AC

• Ductless Air Conditioner

• Cooling Sales

Water Heaters

• Fix Leaks

• Installation

• Gas & Tankless

• Water Heater For Sale

Idaho’s First Authorized Carrier Dealer

Intermountain HVAC offers one of the world’s foremost manufacturers of air conditioners and furnaces: Carrier Factory-Authorized Dealer. Carrier holds us to high standards and guarantees our customers that they’re getting a good deal they can trust.

Carrier manufactures some of the best air conditioners and furnaces on the market today. They’re more energy efficient and powerful than the competition. Second, Carrier systems are built well and made to last. This makes them reliable and extends their lifespan, which helps our customers avoid large repair costs. Finally, Carrier offers extensive manufacturer warranties on all of their new systems, which gives our Twin Falls customers extra protection for years after their purchase.

What Sets Us Apart

  • We are available around the clock for emergencies
  • We never charge higher rates or surcharges for emergencies
  • We offer upfront, no-surprise price quotes
  • Our work comes with a money-back guarantee
  • Our installs and repairs feature all-inclusive warranties
  • Our team members and technicians are extensively trained
  • We are locally owned and operated for personalized service

We thank you for considering Intermountain Heating & Air Conditioning for your plumbing and HVAC services in Twin Falls and the surrounding areas. We value our customers and we look forward to serving you and your family for years to come.

Click on the links below for information:


Air Conditioning

Furnace Service & Repair

Heating Replacement

Heat Pumps


Air Conditioning Repairs

Air Conditioning Replacement

Swamp Cooler


Hot Water


Water Heater Repair

Water Heater Replacement

Heating Emergency

Cooling Emergency

Financing Options

Our Reviews







Areas We Serve

  • Twin Falls

  • Kimberly

  • Wendell

  • Filer

  • Burley

  • Jerome

  • Shoshone

  • Gooding

  • Hagerman

  • Buhl


Intermountain Heating & Air Conditioning

Call now to get a FREE Estimate on a new system!

Office Address

3537B N 2900 E
Twin Falls, Idaho 83301

Open 24 hours for emergencies


Fax: 208-734-6867

Office Hours:

Mon-Fri 8am – 5pm

We are not affiliated, associated, authorized, endorsed by, or in any way officially connected with any other company, agency or government agency. All product and company names are trademarks™ or registered® trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them. Retailers are under no legal obligation to accept offers or coupons.