Services · Residential · Commercial · Industrial
Heating, cooling and sealing work, residential to industrial
One crew installs and repairs the furnace in a Yakima house, pipes the boiler wall in a hop warehouse, and seals a whole building from the inside. Pick the side that sounds like your job, or call the office and describe what the system is doing.
For houses
Homes
Sealing, new systems, repairs, ducts and a maintenance plan, for houses from vintage craftsman to new construction.

- AeroBarrier home sealingSeal the whole shell from the inside: sealant builds and hardens in every gap, in as little as three to four hours.
- HVAC installationFurnaces, heat pumps, central AC, ductless mini-splits and geothermal, sized to the house or the floor plan.
- HVAC repairFully stocked trucks, same-day dispatch in Yakima and the Valley, weekends on call.
- Air ductsFree on-site vent inspections, sealing and insulation, or new ducts when the old run is past 20 years.
- Comfort ClubAnnual or bi-annual tune-ups, priority scheduling, repair discounts and rebate help.
For storefronts, plants and kitchens
Businesses and industry
From downtown Yakima storefronts to wineries in Zillah and hop warehouses, Paul's AIR FX designs, installs and services the systems that support the operation.

- Boilers and chillersBoiler installs and replacements, hydronic piping, and chillers that protect machinery and inventory.
- Commercial kitchensKitchen ventilation and equipment for restaurants, campuses, hospitals, breweries and wineries.
- Rooftop units, ductless and radiant coolingSpace-specific commercial systems, including rooftop units, ductless options and radiant cooling where it fits.
- Preventive maintenance plansScheduled care that keeps a business running smoothly year-round.
- 24/7 emergency serviceFewer disruptions in peak seasons such as apple harvest and heat waves.
The home list, line by line
Residential HVAC
From vintage craftsman houses to modern new builds, home work is tailored to a climate where summers can hover in the 90s °F and winters often dip below freezing. The towns we cover run from Yakima to Ellensburg and the Tri-Cities.
Air Conditioning Services
AC repair & tune-ups
Fast diagnostics to beat Yakima's dry summer heat.
Central AC & heat pump installation
High-efficiency, SEER2-compliant units that cut the energy bill.
Ductless mini-split systems
A fit for room additions, wine cellar cooling and vaulted-ceiling homes.
Heating Solutions
Furnace & boiler service
Gas, electric or oil systems cleaned, inspected and repaired.
Heat pump optimization
One system for winter warmth and summer cooling.
Smart thermostat integration
Helps a household manage energy through Yakima's swings in weather.
Indoor Air Quality
Air filtration & purification
Takes on seasonal allergens and dust from the orchards.
Whole-home humidifiers & dehumidifiers
Balances moisture in a climate that runs dry, then damp.
Duct cleaning & sealing
Stops energy loss and allergen buildup in the duct run.
Not sure which line your job falls under? Tell the office what the system is doing.
Mon-Fri 8:00 AM to 4:30 PM, weekends on call 24 hrs. You can also read about the crew and licences or send a note.