This October Only!

$100 Off Any Plumbing or HVAC Repair

A yellow and purple work van for Ultimate Heating, Air, Plumbing, featuring a large lion logo on the side.
Free Second Opinions On All HVAC Work

Boise’s Most Trusted

Heating, Air, and
Plumbing Services

A yellow and purple work van for Ultimate Heating, Air, Plumbing, featuring a large lion logo on the side.

Why Choose Us?

For over 20 years, Ultimate Heating & Air has been keeping Idaho residents and businesses comfortable. Whether you’re having trouble with your heat pump or you need someone to repair your water heater, you can turn to us for help.

Affordable, and Professional Service

Fully Licensed and Insured

Over 40 Trained Employees

Trust and Reliability with Every Call

4.9 Rated Google Reviews

A large group of people in matching black shirts pose in front of a yellow Ultimate Heating, Air & Plumbing truck on a sunny day, with green trees in the background.
Learn More

Our Offers

We’ve got you covered!

Check Out Our Financing Options

Learn More
A yellow and purple work van for Ultimate Heating Air Plumbing featuring a large lion logo and company website.

How Can We Help You?

lion shield

Extend the lifespan of your equipment by signing up for routine visits from our licensed technicians.
learn more

lion shield

Extend the lifespan of your equipment by signing up for routine visits from our licensed technicians.
learn more
Bryant Factory Authorized Dealer logo for Heating & Cooling Systems.
Better Business Bureau Accredited Business logo with an A+ rating.
ENERGY STAR logo.
Bryant Women in HVAC circular logo featuring a stylized white “W” on an orange background with a red border.
Logo for the Air Conditioning Contractors of America (ACCA) with stylized blue waves forming a triangle above the text.
Medal of Excellence circular logo featuring three vertical red triangles and faint text around the border.
Bryant Heating & Cooling Systems logo.
Americans with Disabilities Act (ADA) Notice

At Ultimate Heating & Air, we are committed to ensuring that individuals with disabilities enjoy full access to our websites. In recognition of this commitment, we are in the process of making modifications to increase the accessibility and usability of this website, using the relevant portions of the Web Content Accessibility Guidelines 2.0 (WCAG 2.0) as our standard. Please be aware that our efforts are ongoing. If at any time you have difficulty using this website or with a particular web page or function on this site, please contact us by phone at (208) 834-7239; or email us at ([email protected]) and place “Web Content Accessibility (ADA)” in the subject heading and we will make all reasonable efforts to assist you.

Schedule Now