HVAC Service Near Me in Seiling, Oklahoma | Hartzell’s Heat & Air

Hartzell’s Heat & Air provides heating, cooling, and geothermal service to Seiling and Dewey County. Locally owned, 15+ years. NATE Certified. Upfront pricing on every call.

Serving Seiling, OK · NATE Certified · Same-Day Available · 405-375-4822

Common HVAC Issues We Fix

  • AC not cooling or weak airflow
  • Short cycling or high energy bills
  • Loud compressor or unusual smells
  • Heat pump stuck in cool mode / no heat in winter
  • Aging system — replacement with flexible financing

📞  Call (405) 375-4822

AC Repair  ·  Heat Pumps  ·  Geothermal  ·  Maintenance Plans

HVAC Services in Seiling

AC Repair

Same-day AC repair in Seiling. All major brands. Upfront pricing before any work begins. $111 diagnostic credited toward repair.

Heating Repair

Furnace and heat pump repair for Seiling homes. 24/7 emergency service. NATE Certified technicians on every call.

System Replacement

Full HVAC replacement in Seiling starting with a Manual J load calculation — equipment sized right for your home, not the last one we replaced.

🌐 Geothermal

Dewey County properties have good thermal conductivity soils for geothermal. IGSHPA Accredited installer. Ask about utility rebates for Dewey County.

Maintenance

$229 tune-up covers all safety checks, refrigerant, electrical, and filter inspection. Dave’s 360 Plan includes two tune-ups per year.

Emergency HVAC

Heating or cooling failure in Seiling? We answer 24/7 including weekends and holidays. Call 405-375-4822.

Seiling, Oklahoma: The Crossroads of Northwest Oklahoma

Seiling sits at the intersection of U.S. 270 and SH-51, which is why it earned the designation “Crossroads of Northwest Oklahoma.” It is not a marketing slogan. For the farming communities spread across Dewey County, Seiling is where you come for supplies, services, and the grain elevator. The county itself was named in 1898 for Admiral George Dewey, who had just won the Battle of Manila Bay in the Spanish-American War. Oklahoma Territory was very close to those national events in those years.

In 1918, Fred Sander opened a large flour mill here that ran until 1952. The “White Rose Special” flour brand was known across the region. For thirty-four years this mill was part of the economic engine of Dewey County, grinding the wheat that the surrounding farms produced. When the mill closed, something real went with it. The building eventually came down, but the role Seiling played as a processing hub for northwest Oklahoma is part of what shaped this town.

The homes out here are ranch country and farming country. Propane is common. Older systems that have held on past their expected life. When something finally goes down in Seiling, they want it fixed right and they want it fast, because a rural service call in July without AC is not an inconvenience. Call 405-375-4822.

Utility Rebates in Seiling

CKenergy Electric Cooperative territory: $2,000/ton geothermal rebate, up to $24,000. Hartzell’s helps process your utility rebate paperwork as part of every installation — we provide the AHRI certificate, contractor license, and IGSHPA credentials your utility requires. See all Oklahoma rebates ›

Gloss Mountains State Park near Fairview Oklahoma — Major County landmark near Seiling in Dewey County
Gloss Mountains State Park — the distinctive selenite mesas on the Oklahoma plains. Seiling is a Dewey County community on US-270, at the western edge of Hartzell’s service territory. (Photo: Parker Whitson / Unsplash, CC0)
Hartzell's Heat & Air service van at Seiling Oklahoma job site
Hartzell’s serving Seiling and surrounding communities for 15+ years — residential, commercial, and geothermal.

Why Seiling Homeowners Choose Hartzell’s

  • Upfront pricing — you know the cost before we start, every time
  • NATE Certified technicians — nationally certified, not just trained in-house
  • Manual J sizing on replacements — we calculate the load, we don’t guess
  • IGSHPA Accredited geothermal installer — one of very few in Oklahoma
  • Trane TCS SELECT & Mitsubishi Diamond Dealer — premium brands installed right
  • Serving Dewey County for 15+ years — we’re not a franchise, we’re your neighbors

Frequently Asked Questions

Do you service Seiling same-day?

Yes — same-day service is often available in Seiling and Dewey County. Call 405-375-4822 early in the day for the best chance of same-day scheduling. Emergency HVAC calls are answered 24/7.

What are your service call fees in Seiling?

$99 dispatch fee on every visit. $111 diagnostic fee credited toward your repair or replacement if you accept an estimate within 14 days. $229 for a full tune-up. Upfront quotes on all repairs before any work begins. See full pricing ›

Is geothermal worth it in Seiling?

Dewey County properties have good thermal conductivity soils for geothermal. With utility rebates still active in 2026, geothermal is often the best long-term investment for Seiling homeowners who plan to stay in their home 10+ years. Call for a free no-obligation estimate — we’ll walk your property and tell you honestly if geothermal makes sense for your specific situation.

Seiling, Oklahoma: Dewey County’s HVAC Hub on US-270

Seiling is the county seat of Dewey County and sits on US-270, about 70 miles west of Kingfisher — the farthest western point in my service territory. I make the drive to Seiling because Dewey County homeowners deserve the same level of qualified, credentialed HVAC service as anyone closer to the OKC metro. The county’s agricultural character means a lot of the housing stock is older, often on propane, and dealing with equipment that has run hard for years in a climate that alternates between summer scorchers and brutal prairie winters. I’ve replaced furnaces in Dewey County in January ice storms, and I carry everything I’m likely to need so those calls get resolved on the first trip.

Here’s an important correction worth knowing: Dewey County is actually part of CKenergy Electric Cooperative’s service territory — not Western Farmers Electric as some sources suggest. CKenergy offers up to $2,000 per ton on qualifying geothermal installations in all 10 of their service counties, which includes Dewey. That’s a significant rebate that Seiling homeowners should be aware of when evaluating geothermal. With Dewey County’s flat terrain and agricultural land, horizontal loop installations are very practical for most rural properties. I’ll verify your co-op membership and rebate eligibility at the estimate visit. Call 405-375-4822 to get started.

More Questions About HVAC Service in Seiling

What geothermal rebates are available in Seiling and Dewey County?

Dewey County is in CKenergy Electric Cooperative territory. CKenergy offers up to $2,000 per ton on qualifying geothermal heat pump installations — up to $24,000 maximum. On a typical 3-ton residential system, that’s $6,000 back at installation. CKenergy also offers low-interest financing at around 6% for 4–7 years for energy-efficiency projects. We verify your co-op account and current rebate program details during the free estimate visit. Call 405-375-4822 to schedule.

How do you handle an HVAC emergency 70 miles away in Seiling?

We take the call and come out — that’s the commitment. Seiling is at the edge of our service territory, and for no-heat or no-cool emergencies we’ll dispatch and give you a realistic arrival time. We carry a fully stocked truck specifically so that long-distance calls get resolved on the first visit rather than requiring a parts run. Our $99 dispatch fee is the same for Seiling as anywhere else. Maintenance plan members have the dispatch fee waived. Call 405-375-4822 any time for emergency service.

My Seiling home uses propane — is a heat pump a good alternative?

Potentially yes — and if you have open land, a geothermal heat pump is the most compelling alternative to propane in Dewey County. Geothermal eliminates propane fuel costs entirely and replaces them with electricity at co-op rates, which are generally lower and more predictable. With CKenergy’s $2,000/ton rebate, the economics are even better. If your lot doesn’t work for geo, a modern air-source heat pump is still significantly more efficient than propane for most of the heating season. We’ll model both options at the free estimate visit. Call 405-375-4822.

Looking for HVAC near me in Seiling?

When you search for HVAC near me in Seiling, Oklahoma, Hartzell’s Heat & Air comes up because we actually serve Seiling. Not a national call center. Dave Hartzell has 45 years of HVAC experience and runs a local crew out of Kingfisher. We cover all of Dewey County with same-day AC repair, heating service, tune-ups, and full system replacements. 4.8 stars from 271 reviews. Call 405-375-4822 or book online.

About Seiling, Oklahoma

Seiling is the Dewey County seat — west Oklahoma wheat and ranch country at the junction of US-270 and US-412, about 70 miles west of Kingfisher. Dewey County is CKenergy territory: $2,000/ton geothermal rebate, up to $24,000. Properties this far west tend to have the acreage for horizontal loop fields and the kind of high heating loads — propane, older equipment, wide open plains — where geothermal makes the strongest long-term financial case. It’s a long drive, but one I’m willing to make when the job is sized right. Call 405-375-4822.

Schedule Service in Seiling

Same-day service available. Upfront pricing. NATE Certified technicians.

405-375-4822



405-375-4822


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