HVAC Cost in Sumas, WA in 2026
Most HVAC projects in Sumas, WA cost between $5,500 and $17,000. The typical price is $9,500.
Labour and materials in Sumas run about 8% above the national average. These figures are adjusted for that, so they are not the national average you will find elsewhere.
What drives the price
- System size in tons and efficiency rating
- Heat pump versus furnace plus AC
- Ductwork condition and whether it is replaced
- Electrical or gas line changes
Usually included
- Equipment and refrigerant lines
- Installation, startup and commissioning
- New thermostat
- Haul-away of the old unit
Usually extra
- Duct replacement
- Electrical panel upgrades
- Permits and inspections
HVAC contractors in Sumas, WA
Businesses listed on Google near Sumas, WA. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Marr's Heating, AC, Plumbing & Electrical
4.9(1,998 reviews)
1677 Mt Baker Hwy, Bellingham, WA 98226
Knowledge Hvac & Refrigeration Ltd
4.9(227 reviews)
30445 Progressive Way #5, Abbotsford, BC V2T 6W3, Canada
Primo Heat
4.8(108 reviews)
31334 Peardonville Rd #302, Abbotsford, BC V2T 6K8, Canada
365 Mechanical Ltd.
4.8(25 reviews)
31920 Charlotte Ave, Abbotsford, BC V2T 4J3, Canada
Aeon Mechanical LLC
5.0(19 reviews)
211 Garfield St, Sumas, WA 98295
Magnum Creek Cooling
5.0(15 reviews)
30970 Wheel Ave Unit 404, Abbotsford, BC V2T 6G7, Canada