HVAC Cost in Harleyville, SC in 2026
Most HVAC projects in Harleyville, SC cost between $4,600 and $14,500. The typical price is $8,500.
Labour and materials in Harleyville run about 13% below 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 Harleyville, SC
Businesses listed on Google near Harleyville, SC. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
The Goat Heating and Cooling
5.0(455 reviews)
116 Pidgeon Bay Rd Unit f, Summerville, SC 29483
Harleyville Heating and Air
4.9(173 reviews)
126 E Main St, Harleyville, SC 29448
Quality Pro Services Charleston
4.9(50 reviews)
3208 Mill St #200, Summerville, SC 29485
Holly Hill Services Inc
4.5(20 reviews)
8818 Old State Rd, Holly Hill, SC 29059
Jackson's Heating and Air
4.9(12 reviews)
1349 US-15, St George, SC 29477
Thompson Services Heating and Air Conditioning
5.0(2 reviews)
1386 Ridge Rd, Ridgeville, SC 29472