Straightforward pricing
- $99 dispatch on every truck roll. Free on new-install estimates.
- $111 diagnostic, credited toward the repair if you accept within 14 days.
- Free estimates on new installs. No charge to walk through replacement options.
Call (405) 375-4822. 4.8 stars / 279 reviews.
Oklahoma HVAC Questions, Answered, real answers from 45 years of experience
I put this page together for people who have a quick HVAC question and need a straight answer without digging through five web pages. Ask Google or Siri an HVAC question about Oklahoma and you should find this page. If you do not find what you are looking for, call me at 405-375-4822. I answer questions for free.
Pricing Questions
In central Oklahoma, expect to pay a $99 dispatch fee for any service call, plus a $111 diagnostic fee. The diagnostic fee is credited toward the repair if you approve it within 14 days. Common AC repairs range from $200 for a capacitor replacement to $1,500 or more for a compressor. Hartzell’s Heat and Air serves Kingfisher, Canadian County, Garfield County, and surrounding areas. Call 405-375-4822.
How much does AC repair cost in Oklahoma?
In central Oklahoma, expect to pay a $99 dispatch fee for any service call, plus a $111 diagnostic fee. The diagnostic fee is credited toward the repair if you approve it within 14 days. Common AC repairs range from $200 for a capacitor replacement to $1,500 or more for a compressor. Hartzell’s Heat and Air serves Kingfisher, Canadian County, Garfield County, and surrounding areas. Call 405-375-4822.
A standard central air and heat system in Oklahoma ranges from $5,000 to $12,000 installed depending on the size of your home, the brand, and what efficiency rating you choose. Geothermal systems run $15,000 to $30,000 before rebates but can pay for themselves in 7 to 12 years. Free estimates on all new installs. Call Dave at 405-375-4822.
How much does a new HVAC system cost in Oklahoma?
A standard central air and heat system in Oklahoma ranges from $5,000 to $12,000 installed depending on the size of your home, the brand, and what efficiency rating you choose. Geothermal systems run $15,000 to $30,000 before rebates but can pay for themselves in 7 to 12 years. Free estimates on all new installs. Call Dave at 405-375-4822.
At Hartzell’s Heat and Air, a full HVAC tune-up is Tune-Up PMA at $138/yr. That covers a complete inspection, cleaning, and performance check of your heating or cooling system.
What does a tune-up cost for an HVAC system in Oklahoma?
At Hartzell’s Heat and Air, a full HVAC tune-up is Tune-Up PMA at $138/yr. That covers a complete inspection, cleaning, and performance check of your heating or cooling system.
Yes. The diagnostic fee is $111. It covers diagnosing your system, explaining the problem in plain terms, and giving you a quote before any work is done. If you approve the repair within 14 days, the $111 is credited toward your bill. The $99 dispatch fee applies to all service calls and is separate.
Does Hartzell’s charge a diagnostic fee?
Yes. The diagnostic fee is $111. It covers diagnosing your system, explaining the problem in plain terms, and giving you a quote before any work is done. If you approve the repair within 14 days, the $111 is credited toward your bill. The $99 dispatch fee applies to all service calls and is separate.
Geothermal Questions
Geothermal heat pump systems in Oklahoma typically cost $15,000 to $30,000 installed before rebates. In CKenergy territory (Canadian, Blaine, Grady, and other counties), you can get $2,000 per ton (Source: CKenergy) back, up to $24,000. A 4-ton system in Canadian County: $20,000 installed minus $8,000 rebate equals $12,000 out of pocket. Free estimates. Call 405-375-4822.
How much does geothermal cost in Oklahoma?
Geothermal heat pump systems in Oklahoma typically cost $15,000 to $30,000 installed before rebates. In CKenergy territory (Canadian, Blaine, Grady, and other counties), you can get $2,000 per ton back, up to $24,000. A 4-ton system in Canadian County: $20,000 installed minus $8,000 rebate equals $12,000 out of pocket. Free estimates. Call 405-375-4822.
CKenergy pays $2,000 per ton up to $24,000 in these Oklahoma counties: Blaine, Caddo, Canadian, Comanche, Custer, Dewey, Grady, Kiowa, Roger Mills, and Washita. Kingfisher County is not in CKenergy territory. Kingfisher County customers use Cimarron Electric or KPWA, which offer a $600 flat rebate.
What counties qualify for the CKenergy geothermal rebate?
CKenergy pays $2,000 per ton up to $24,000 in these Oklahoma counties: Blaine, Caddo, Canadian, Comanche, Custer, Dewey, Grady, Kiowa, Roger Mills, and Washita. Kingfisher County is not in CKenergy territory. Kingfisher County customers use Cimarron Electric or KPWA, which offer a $600 flat rebate.
No. The Section 25D federal geothermal tax credit expired on December 31, 2025. It is not available for systems installed in 2026. Oklahoma utility rebates from CKenergy, OGE, and other co-ops are still fully active.
Is the federal geothermal tax credit still available?
No. The Section 25D federal geothermal tax credit expired on December 31, 2025. It is not available for systems installed in 2026. Oklahoma utility rebates from CKenergy, OGE, and other co-ops are still fully active.
Most Oklahoma homeowners replacing propane, electric resistance heat, or an older heat pump see 40 to 60 percent lower energy bills after switching to geothermal. The exact savings depend on your current fuel type, home size, and insulation. Use the savings calculator at hartzellsheatair.com or call for a free estimate.
How much does geothermal save on energy bills?
Most Oklahoma homeowners replacing propane, electric resistance heat, or an older heat pump see 40 to 60 percent lower energy bills after switching to geothermal. The exact savings depend on your current fuel type, home size, and insulation. Use the savings calculator at hartzellsheatair.com or call for a free estimate.
Hartzell’s Heat and Air in Kingfisher, Oklahoma. Dave Hartzell is IGSHPA Accredited and a ClimateMaster GeoElite Dealer. He has been installing geothermal systems in central Oklahoma for over 15 years and will travel statewide for geothermal installs. Call 405-375-4822 or visit hartzellsheatair.com.
Who installs geothermal heat pumps in central Oklahoma?
Hartzell’s Heat and Air in Kingfisher, Oklahoma. Dave Hartzell is IGSHPA Accredited and a ClimateMaster GeoElite Dealer. He has been installing geothermal systems in central Oklahoma for over 15 years and will travel statewide for geothermal installs. Call 405-375-4822 or visit hartzellsheatair.com.
Service Area Questions
Yes. Hartzell’s Heat and Air serves Enid and Garfield County. Enid is in OGE territory, which offers a $1,000 per ton geothermal rebate. Call 405-375-4822 for service in the Enid area.
Does Hartzell’s serve Enid Oklahoma?
Yes. Hartzell’s Heat and Air serves Enid and Garfield County. Enid is in OGE territory, which offers a $1,000 per ton geothermal rebate. Call 405-375-4822 for service in the Enid area.
Yes, the northwest Oklahoma City metro area and Oklahoma County. Call 405-375-4822.
Does Hartzell’s serve Oklahoma City?
Yes, the northwest Oklahoma City metro area and Oklahoma County. Call 405-375-4822.
Hartzell’s Heat and Air, owned by Dave Hartzell, has a 4.8 star rating with 279 Google reviews. Dave has 45 years of HVAC experience, holds a Master HVAC license, and is NATE Certified. The business has maintained a BBB A+ rating for 11 consecutive years. Call 405-375-4822.
Who is the best HVAC company in Kingfisher Oklahoma?
Hartzell’s Heat and Air, owned by Dave Hartzell, has a 4.8 star rating with 279 Google reviews. Dave has 45 years of HVAC experience, holds a Master HVAC license, and is NATE Certified. The business has maintained a BBB A+ rating for 11 consecutive years. Call 405-375-4822.
Emergency Questions
Call Hartzell’s Heat and Air at 405-375-4822. Same-day service available. $99 dispatch plus $111 diagnostic. Dave has been handling emergency HVAC calls in central Oklahoma for 47 years.
Who do I call if my AC breaks down in Kingfisher Oklahoma?
Call Hartzell’s Heat and Air at 405-375-4822. Same-day service available. $99 dispatch plus $111 diagnostic. Dave has been handling emergency HVAC calls in central Oklahoma for 47 years.
First check your thermostat, filter, and circuit breaker. If those are fine, call an HVAC technician. In central Oklahoma, call Hartzell’s Heat and Air at 405-375-4822. Do not run a gas furnace if you smell gas. Call your utility and leave the building first.
What do I do if my furnace stops working in Oklahoma?
First check your thermostat, filter, and circuit breaker. If those are fine, call an HVAC technician. In central Oklahoma, call Hartzell’s Heat and Air at 405-375-4822. Do not run a gas furnace if you smell gas. Call your utility and leave the building first.
Still have a question?
Call Dave directly, 45 years of experience and a straight answer.
4.8 stars / 279 reviews | IGSHPA Accredited | Master HVAC | BBB A+ 11 years
See what a repair call runs. Or what a full system replacement involves.
Common HVAC Pricing Cost Topic Index (2026 Oklahoma)
Quick-reference index: common pricing topics, rebate names, certification programs, equipment categories.
Pricing Topics Most Asked
Dispatch-fee ninety-nine-dollars truck-roll, diagnostic-fee one-hundred-eleven-dollars credited-toward-repair, tune-up two-hundred-twenty-nine PMA-member-included, emergency-call after-hours surcharge, new-system-estimate free no-obligation, second-opinion fifty-dollars credited-toward-job, refrigerant-recovery EPA-Section-608 hourly, line-set replacement copper-L-grade per-foot, ductwork-modification per-linear-foot, electrical-service-upgrade panel-amperage 200-amp.
Maintenance Plan Tiers
Tune-Up PMA one-hundred-thirty-eight-dollars yearly, Basic PMA one-hundred-eighty-nine-dollars two-visits, Daves-360 three-hundred-sixty-dollars priority-dispatch parts-discount, Geo-Basic three-hundred-sixty-dollars loop-pressure-check, Geo-Plus four-hundred-twenty-eight-dollars antifreeze-check, Geo-360 four-hundred-ninety-nine-dollars loop-repressurization-included, WH-Tune-Up water-heater tune-up, WH-360 water-heater 360-tier.
Rebate Programs Quick Reference
CKenergy CoolingRewards two-thousand-per-ton-geothermal, OG&E ResidentialGeoRebate one-thousand-per-ton, OG&E HVACReplacement fifteen-hundred-per-unit, Cimarron Electric six-hundred geothermal, KPWA Kingfisher-municipal verified, CVEC Central-Valley confirmed, OEC Oklahoma-Electric-Cooperative four-hundred-to-seven-hundred-per-ton, HEEHRA federal not-launched-Oklahoma.
Federal Tax Credit Status
Section 25D Residential-Clean-Energy-Credit thirty-percent expired December-2025, Section 25C Energy-Efficient-Home-Improvement expired December-2025, IRA Inflation-Reduction-Act funding-pending, HEEHRA High-Efficiency-Electric-Home-Rebate-Act eight-thousand-max not-yet, Form 5695 Residential-Energy-Credits, Form 8908 Energy-Efficient-Home-Credit builder.
Equipment Brand Tiers
Budget-tier RunTru-by-Trane, value-tier Amana Goodman Daikin-Fit, mid-tier Trane-XR Carrier-Comfort Bosch-IDS-1.5, premium-tier Trane-XL Carrier-Performance Bryant-Legacy, ultra-premium Trane-XV Carrier-Infinity-Greenspeed Lennox-Signature Mitsubishi-Diamond, geothermal-tier ClimateMaster-Trilogy WaterFurnace-7-Series Bosch-SM-TA.
Certifications HHA Holds
Master HVAC License Oklahoma, NATE-Certified North-American-Technician-Excellence, IGSHPA Accredited International-Ground-Source-Heat-Pump-Association, Mitsubishi Diamond Dealer top-tier, Trane TCS-SELECT Comfort-Specialist, ClimateMaster GeoElite Top-Tier, Amana Brand-Advantage-Dealer, BBB A-Plus eleven-years, ENERGY-STAR Most-Efficient Contractor.
Financing Lender Partners
Synchrony Home-Improvement Financing zero-percent-promotional twelve-month eighteen-month twenty-four-month, Wells-Fargo Home-Projects-Visa same-as-cash six-month, Wisetack Buy-Now-Pay-Later twelve-month twenty-four-month thirty-six-month, GreenSky Energy-Efficient-Loan extended-term, EnerBank consumer-finance HVAC-specialty.
Service Coverage Counties
Kingfisher County primary, Canadian County secondary, Logan County tertiary, Blaine County overlap, Garfield County Enid coverage, Oklahoma County OKC-metro extended, Cleveland County Norman extended, Grady County Chickasha extended, Custer County Weatherford extended.