Precise Mechanical LLCPrecise Mechanical LLC

Serving Pasco, WA

HVAC in Pasco

Pasco is home base for Precise Mechanical, so it's usually the fastest we move — from West Pasco new builds to older homes near downtown.

HVAC work in Pasco, WA

Pasco's growth on the west side means a lot of newer construction with builder-grade equipment, and a lot of homeowners discovering that a system sized for the plan set doesn't always match how the house actually lives. We do load calculations before we quote a replacement so the equipment matches the square footage, ductwork, and window exposure you actually have.

East of Highway 395 and around the older downtown grid, we see the opposite problem: original furnaces well past twenty years, undersized returns, and add-on rooms that were never tied into the trunk line properly. Those are fixable, and they usually don't require tearing the system out.

Summer heat here regularly sits above 100°F, which is where an undersized or dirty condenser finally gives up. If your AC keeps up in June but not in late July, that's a diagnosable problem, not something you have to live with.

What we see most in Pasco

  • AC repair and refrigerant diagnostics
  • Furnace and heat pump replacement
  • Duct sealing and airflow balancing for hot back bedrooms
  • New-construction and remodel HVAC installs

Local conditions we design around

Triple-digit summers

Sustained 100°F+ stretches expose undersized AC and restricted airflow. We check static pressure, not just refrigerant.

Dust and ag season

Field dust and harvest debris load up filters and outdoor coils fast. Coil cleaning is part of every tune-up we do here.

Fast new construction

Builder-grade systems are common in West Pasco. We inspect duct design before recommending bigger equipment.

Services in Pasco

  • Residential InstallationNew heating and cooling systems tailored to your home. Free in-home estimates, honest recommendations, clean installations.
  • HVAC Service & RepairBroken furnace, warm AC, weird noises? We diagnose and repair every make and model — fast, up-front pricing.
  • Seasonal Tune-UpsKeep your system running efficiently and catch problems early. Recommended twice a year — spring and fall.
  • Commercial HVACRooftop units, split systems, and light-commercial installs and service across Eastern Washington.
  • Emergency ServiceNo heat in January? No AC in July? Call us — we handle after-hours emergencies for existing and new customers.
  • Free EstimatesEvery install and major repair quote is free. Clear communication, no surprises, no pressure.

Book a free estimate in Pasco