HVAC that keeps the Palouse comfortable in every season
Heating, ventilation, and air conditioning services designed to keep your home or business comfortable in every season. Certified technicians. Honest, up-front pricing. Same-day service often available.
Signature commercial HVAC — a Ruud rooftop package unit crane-lifted into place on a Palouse jobsite by an Unlimited tech.
Comprehensive HVAC services in the Greater Moscow area
When it comes to maintaining comfort and efficiency in your home or business, a reliable HVAC system is essential. Unlimited Heating, Plumbing & Refrigeration is your trusted partner for all-encompassing heating, cooling, and air-quality solutions throughout the Greater Moscow area — Moscow, ID, Pullman, WA, and Lewiston, ID.
As a local, family-owned business with over 20 years of service in the Palouse area, we understand the unique climate challenges you face and provide expert, honest service to keep your environment comfortable year-round. Our team is equipped to handle the full spectrum of HVAC needs for both residential and commercial properties.
From residential to commercial
Whole-home furnace + heat-pump-water-heater combos, tidy attic ductwork, and commercial rooftop rigging + spiral duct — proof of the work behind the pitch.
-
HVAC
Whole-home HVAC + heat-pump water heater — premium install.
-
HVAC
Residential/commercial HVAC service — ductwork detail.
-
HVAC
Signature commercial spiral duct work.
-
HVAC
Commercial rooftop teamwork shot — York unit rigging with slings.
-
HVAC
Commercial Daikin condenser install — brick building.
More real project photography in the gallery .
Expert HVAC installation & replacement
Whether you're building a new property, upgrading an aging system, or looking for a more energy-efficient solution, professional HVAC installation is crucial for optimal performance and longevity. We take the time to assess your property's needs and recommend the best systems from leading manufacturers, including our partnership as a Daikin Comfort Pro.
- New furnace installation & heating replacement
- AC installation & AC replacement
- Heat pump installation & replacement
- Mini-split AC installation & replacement
- Comprehensive system replacements
Fast, thorough HVAC repair
When your heating or cooling system malfunctions, it can disrupt your comfort and daily routine. Our technicians are skilled in diagnosing and repairing issues across all major makes and models. We prioritize fast, effective repairs — arriving promptly, troubleshooting thoroughly, and explaining the problem and the fix in plain English before we begin.
- AC repair
- Furnace repair
- Heat pump repairs
- Mini-split system repairs
- Airflow issues, strange noises, or poor performance
HVAC maintenance that pays for itself
Regular maintenance is key to extending the lifespan of your HVAC system, preventing unexpected breakdowns, and keeping your energy bills in check. Consider joining one of our affordable maintenance plans to receive priority service and scheduled tune-ups throughout the year.
- Improved system efficiency and lower energy costs
- Detection of minor issues before they become major
- Extended equipment lifespan
- Enhanced indoor air quality
- Ensured system safety
Comfort is more than temperature
Beyond temperature control, the quality of the air you breathe indoors significantly impacts your health and comfort. We offer solutions to improve indoor air quality by addressing pollutants, allergens, and humidity issues — creating a healthier living or working environment.
One team covers it all
HVAC across the Palouse
Same crew, same trucks, Moscow to the state line — 16 towns across Idaho and Washington.
Book Expert Service
A real person answers — no phone tree.
Ready for reliable comfort? Let's talk.
One licensed team for heating, cooling, plumbing & refrigeration across the Palouse. Call now or request service — a real person answers.