HVAC Work in Enid, OK 73701 | Hartzell’s Heat & Air

Hartzell’s Heat & Air has completed 35 HVAC jobs in Enid (73701) over the last 24 months. 33 new installs, 1 geothermal projects, 12 jobs with verified Google reviews. I’m Dave Hartzell. 45 years on tools, Master HVAC license, NATE certified. Call 405-375-4822.

New HVAC Install — Enid

2026-01 · Clifton E., Enid
★★★★★

“Called us out to the house this winter in Enid”

HVAC dispatch service call, Enid OK, winter, certified technician travel fee applied, no repair performed.

New HVAC Install — Enid

2026-01 · Richard S., Enid
★★★★★

“Whole new heat pump system with smart thermostat and strong backup heat”

Installed Trane XR15 3-ton heat pump, TEM6 variable-speed air handler, 17kW electric heat strip, XL824 Wi-Fi thermostat in Enid winter

New HVAC Install — Enid

2026-01 · Richard S., Enid
★★★★★

“AC wouldn’t kick on, system was too old to save”

Replaced failed capacitor and compressor with Trane XR15 3-ton system and TEM6 air handler, Enid OK, winter installation

New HVAC Install — Enid

2026-01 · Amanda T., Enid

“Scheduled a tech to come out to the house this winter”

HVAC dispatch service call Enid OK winter, certified technician sent for residential heating system evaluation

Geothermal — Enid

2025-12 · Gage C., Enid

“AC acting up and need someone out fast during the week”

Weekday morning AC diagnostic dispatch service in Enid OK, winter, $99 fee with $111 repair credit toward approved HVAC repairs

New HVAC Install — Enid

2025-10 · Kala K., Enid
★★★★★

“AC went out after hours and needed someone out that same evening”

Evening AC repair call Enid OK fall season weekday after-hours dispatch same-day diagnostic credit applied toward approved repairs

New HVAC Install — Enid

2025-10 · Mark L., Enid

“Needed a tech to come out and take a look at the system”

HVAC dispatch service call, Enid OK, fall, certified technician sent for on-site system evaluation, $99 dispatch fee applied

New HVAC Install — Enid

2025-10 · John H., Enid

“Time for a fall tune-up to keep the system running right all season”

Fall AC and HVAC preventative maintenance visit in Enid OK, thermostat calibration and electrical connections checked, priority service agreement customer

New HVAC Install — Enid

2025-09 · Alvan B., Enid

“Bathroom staying steamy and musty with nowhere for the air to go”

Installed 4-inch insulated exhaust duct with soffit termination and backdraft damper for bathroom ventilation, Enid OK, fall

New HVAC Install — Enid

2025-09 · Jawin H., Enid

“AC acting up during the week — got it diagnosed and back running”

Weekday AC diagnostic and repair service in Enid OK, fall season, $111 repair credit applied toward approved HVAC repairs

New HVAC Install — Enid

2025-08 · Wilma M., Enid
★★★★★

“AC acting up on a weekday morning in Enid”

Weekday morning AC diagnostic and repair service call in Enid OK, summer, $111 repair credit applied toward approved HVAC repairs.

New HVAC Install — Enid

2025-08 · Jayeah H., Enid

“Called us out to take a look at what’s going on”

HVAC dispatch service call Enid OK summer, certified technician sent for system evaluation, $99 dispatch fee applied

New HVAC Install — Enid

2025-08 · Graceann B., Enid

“AC wouldn’t kick on all summer long”

Dual run capacitor replacement 35/5 to 50/5 MFD outdoor unit startup and short cycling repair Enid OK summer

New HVAC Install — Enid

2025-08 · David M., Enid
★★★★★

“AC won’t kick on in the summer heat”

Dual run capacitor replacement 35/5 to 50/5 MFD plus low-voltage wire terminal repair, residential outdoor unit, Enid OK summer

New HVAC Install — Enid

2025-08 · Ryan W., Enid

“Technician came out to take a look at what was going on”

HVAC dispatch service call Enid OK summer, certified technician on-site visit, travel fee applied toward residential HVAC evaluation

New HVAC Install — Enid

2025-08 · Greg S., Enid

“AC acting up over the weekend and couldn’t wait until Monday”

Weekend emergency AC repair service Enid OK summer, Saturday Sunday dispatch, $111 diagnostic credit toward approved repairs

New HVAC Install — Enid

2025-08 · Shalyn P., Enid

“Fan stopped spinning, house wouldn’t cool down”

PSC blower motor replacement on aging 15-year-old system, restored airflow, Enid OK summer cooling repair

New HVAC Install — Enid

2025-07 · Rina C., Enid

“Needed someone to come out and tell me what was wrong with my system”

Summer HVAC diagnostic inspection Enid OK, full system evaluation, expert findings and repair recommendations, no repair approved.

New HVAC Install — Enid

2025-07 · Debbie J., Enid
★☆☆☆☆

“Water leaking from the ceiling, drain line was completely clogged up”

Evaporator coil cleaning, drain pan vacuumed, drain line cleared with nitrogen flush, Enid OK summer AC maintenance service

New HVAC Install — Enid

2025-06 · Joseph D., Enid

“AC wouldn’t kick on and wasn’t cooling like it should”

Replaced dual run capacitors 55/7.5 and 10 mfd, evacuated and recharged 8 lbs R-410A, verified evaporator operation, Enid summer AC tune-up

New HVAC Install — Enid

2025-06 · Blake S., Enid

“Called us out to take a look at what was going on”

HVAC diagnostic service call and system inspection, Enid OK, summer, professional technician dispatch and diagnosis

New HVAC Install — Enid

2025-05 · Marta C., Enid

“AC wouldn’t kick on, and the whole system needed a good look-over”

Replaced weak 5 MFD run capacitor, cleaned condenser coil, inspected deteriorating ductwork, Enid OK spring cooling tune-up

AC Service — Enid

2025-04 · Graceann B., Enid

“Got our spring AC tune-up and everything checked out fine”

Spring preventative maintenance Enid OK: condenser cleaning, drain flush, capacitor inspection, blower and compressor amps checked, delta T recorded

New HVAC Install — Enid

2025-04 · Hilcrest N., Enid

“Fan wasn’t running, found wires cut by blade”

Condenser fan motor wires repaired, breaker reset, spring maintenance Enid OK

New HVAC Install — Enid

2025-03 · Yesenia A., Enid

“Got a technician out to diagnose our HVAC problem in Enid”

HVAC dispatch service call Enid OK spring, professional technician inspection and system diagnosis

New HVAC Install — Enid

2025-03 · Seretta L., Enid
★★★★★

“Got our furnace and AC checked out before the season, everything’s running smooth”

Spring seasonal HVAC tune-up in Enid: furnace and AC inspection, airflow check, refrigerant verification, electrical testing, peak performance optimization

New HVAC Install — Enid

2025-01 · Larry S., Enid
★★★★★

“Needed a service call to check out the AC system”

HVAC diagnostic service call and truck fee in Enid during winter with refrigerant leak assessment

New HVAC Install — Enid

2024-12 · David M., Enid
★★★★★

“Furnace running fine, just needed airflow adjustment for better heating”

Winter heating system inspection and airflow optimization in Enid, heat strips operational, subcooling adjusted

New HVAC Install — Enid

2024-11 · David M., Enid
★★★★★

“Technician came out, checked the system, charged it up”

Fall HVAC service call in Enid with refrigerant diagnostic, leak assessment, and system recharge

New HVAC Install — Enid

2024-10 · David M., Enid
★★★★★

“Heat coming on when AC should run”

Replaced faulty control board in Enid fall. Board was sending incorrect low voltage signals to heat relays, triggering heating during cooling mode. Warranty replacement installed.

New HVAC Install — Enid

2024-08 · Jacob F., Enid

“Technician came out to check the system and clear the drain line”

AC drain line flush and reconnect service in Enid during summer cooling season

New HVAC Install — Enid

2020-09 · Todd H., Enid

“Installing four new AC units and dehumidifiers for commercial grow operation in Enid”

Installed four 5-ton condensers, air handlers, dehumidifiers, PVC drain systems for commercial grow facility Enid fall, one-year warranty

New HVAC Install — Enid

2020-06 · Todd H., Enid

“Needed extra ductwork installed to relocate our dehumidifiers to the right spots”

Dehumidifier ductwork relocation and installation in Enid during summer, additional labor and materials

New HVAC Install — Enid

2020-03 · Todd H., Enid

“Business HVAC system needed a full checkup to keep running right”

Commercial HVAC diagnostic analysis in Enid, spring. Licensed technician inspection, system evaluation, written recommendations provided

New HVAC Install — Enid

2020-02 · Rebecca S., Enid

“Wanted to know what’s wrong with the heating system before paying for repairs”

Winter HVAC diagnostic in Enid. Inspected residential heating system, provided written repair and upgrade recommendations

Need HVAC Help in Enid?

Call 405-375-4822 or book online. Same-day appointments available across Central Oklahoma.

Scroll to Top