HVAC Costs in Delaware
Verified cost ranges across cities in Delaware
HVAC Cost Comparison — Delaware
Compare verified cost ranges across cities in Delaware
Cost Comparison — Heat Pump Installation
Low
$6,321
Typical
$6,671
High
$12,528
Low
$6,164
Typical
$6,505
High
$12,216
Low
$6,483
Typical
$6,841
High
$12,848
Cost Comparison — Ductwork Installation
Low
$69
Typical
$126
High
$432
Low
$68
Typical
$123
High
$422
Low
$71
Typical
$129
High
$443
Cost Comparison — AC Repair
Low
$75
Typical
$1,570
High
$4,200
Low
$73
Typical
$1,531
High
$4,095
Low
$77
Typical
$1,610
High
$4,307
Cost Comparison — Furnace Repair
Low
$66
Typical
$1,032
High
$2,673
Low
$64
Typical
$1,006
High
$2,606
Low
$68
Typical
$1,058
High
$2,741
Cost Comparison — Thermostat Installation
Low
$97
Typical
$224
High
$432
Low
$95
Typical
$219
High
$422
Low
$100
Typical
$230
High
$443
Cost Comparison — Duct Cleaning
Low
$244
Typical
$910
High
$2,146
Low
$238
Typical
$887
High
$2,092
Low
$250
Typical
$933
High
$2,200
Cost Comparison — Mini-Split Installation
Low
$2,000
Typical
$5,848
High
$14,500
Low
$1,950
Typical
$5,703
High
$14,139
Low
$2,051
Typical
$5,998
High
$14,870
Cost Comparison — Boiler Installation
Low
$3,593
Typical
$3,593
High
$5,813
Low
$3,503
Typical
$3,503
High
$5,668
Low
$3,684
Typical
$3,684
High
$5,961
Cost Comparison — Boiler Repair
Low
$75
Typical
$2,235
High
$6,100
Low
$73
Typical
$2,179
High
$5,948
Low
$77
Typical
$2,292
High
$6,256
Cost Comparison — HVAC Maintenance Tune-Up
Low
$63
Typical
$1,478
High
$3,950
Low
$61
Typical
$1,441
High
$3,852
Low
$64
Typical
$1,516
High
$4,051
Cost Comparison — Geothermal Heat Pump Installation
Low
$2,490
Typical
$8,032
High
$20,250
Low
$2,428
Typical
$7,832
High
$19,746
Low
$2,554
Typical
$8,237
High
$20,766
Cost Comparison — Attic Insulation Installation
Low
$1,000
Typical
$3,573
High
$9,000
Low
$975
Typical
$3,485
High
$8,776
Low
$1,026
Typical
$3,665
High
$9,230
Cost Comparison — Radiant Floor Heat Installation
Low
$1,070
Typical
$1,888
High
$4,115
Low
$1,043
Typical
$1,841
High
$4,012
Low
$1,097
Typical
$1,936
High
$4,220
Cost Comparison — AC Installation
Low
$4,780
Typical
$5,283
High
$10,103
Low
$4,661
Typical
$5,151
High
$9,851
Low
$4,902
Typical
$5,417
High
$10,361
Cost Comparison — Furnace Installation
Low
$2,700
Typical
$2,700
High
$4,704
Low
$2,632
Typical
$2,632
High
$4,587
Low
$2,768
Typical
$2,768
High
$4,824
Browse HVAC Costs by City in Delaware
Select a city to see local pricing adjusted for cost of living.
All HVAC Services
hvac
AC Installation
Installation of a new central air conditioning system including outdoor condenser, indoor air handler or coil, refrigerant lines, and thermostat.
hvac
Furnace Installation
Supply and installation of a new gas, propane, or electric furnace including flue venting, gas piping, ductwork connections, and thermostat wiring.
hvac
Heat Pump Installation
Installation of an air-source heat pump system for year-round heating and cooling, including lineset, electrical, and refrigerant charging.
hvac
Ductwork Installation
Fabrication and installation of supply and return air duct systems in new or remodeled homes, including registers, grilles, and balancing dampers.
hvac
AC Repair
Diagnosis and repair of a non-cooling or inefficient central air conditioning system, covering compressor issues, refrigerant leaks, and electrical faults.
hvac
Furnace Repair
Diagnosis and repair of a non-heating or malfunctioning furnace, including igniter replacement, heat exchanger inspection, and blower motor service.
hvac
Thermostat Installation
Installation or replacement of a programmable or smart Wi-Fi thermostat with C-wire installation if required.
hvac
Duct Cleaning
Mechanical cleaning of supply, return, and branch air ducts using rotary brushes and high-powered vacuums to remove dust, debris, and allergens.
hvac
Mini-Split Installation
Installation of a ductless mini-split system including wall-mount indoor heads, outdoor compressor, lineset penetration, and electrical supply.
hvac
Boiler Installation
Supply and installation of a hot-water or steam boiler for hydronic heating, including gas piping, venting, expansion tank, and zone valves.
hvac
Boiler Repair
Diagnosis and repair of a faulty boiler, covering pump replacement, pressure vessel issues, zone valve failure, and flue blockages.
hvac
HVAC Maintenance Tune-Up
Annual preventive maintenance including filter replacement, coil cleaning, refrigerant check, electrical inspection, and system performance test.
hvac
Geothermal Heat Pump Installation
Installation of a ground-source heat pump system including loop field drilling or trenching, ground loop, heat pump unit, and distribution system.
hvac
Attic Insulation Installation
Addition of blown-in cellulose or fiberglass insulation in the attic floor to reach recommended R-value and reduce HVAC load.
hvac
Radiant Floor Heat Installation
Installation of in-floor hydronic tubing or electric heating mats under tile or hardwood floors for radiant space heating.