Blackwell, Kay County. Older industrial-town housing stock with plenty of 1950s-70s homes that need R-22 system retirements and ductwork upgrades. Heat pumps and gas furnaces both common. The jobs on this page are work I’ve completed up in this part of the state.
Hartzell’s Heat & Air has completed 4 HVAC jobs in Blackwell (74631). 2 new installs, 0 geothermal projects, 1 AC service calls. Master HVAC license, NATE certified. Call 405-375-4822 or book online.
Recent Blackwell projects
Hartzell’s Heat & Air has completed 4 HVAC jobs in Blackwell (74631) over the last 24 months. 2 new installs, 0 geothermal projects, 0 rated jobs. I’m Dave Hartzell. 47 years on tools, Master HVAC license, NATE certified. Call 405-375-4822.
Blackwell (74631) on the Map
2026 Repair Reality (Honest Pricing)
- R-454B and R-32 refrigerants now standard on new equipment. Both are mildly flammable A2L. R-454B recovery $445, R-32 recovery $395. About 50% pricier per pound than R-410A. I stock both.
- Hard Start Kit $415 installed + BEST surge protection bundle $1,225 (control board spike + transformer + in-line fuse). One $1,225 surge fix beats one $3,195 compressor replacement after Oklahoma lightning.
- Free second opinion on any repair quote. Most competitors charge or refuse. Weekday mornings, repair customers welcome. Call 405-375-4822.
Duct & IAQ in Blackwell
“Water was backing up and nearly leaking through the ceiling”
Repaired clogged secondary condensate drains, reglued coil fitting, washed EAC filter and condenser coil, verified cooling operation, Blackwell spring maintenance
AC Service in Blackwell
New HVAC Install in Blackwell
“Dampers stuck in wrong position, air wasn’t flowing right to all rooms”
Blackwell fall furnace tune-up: adjusted zone dampers and voting settings for proper airflow distribution
New HVAC Install in Blackwell
“Installed new high-efficiency air conditioner and gas furnace system”
Trane 4 Ton 20 SEER XV20 variable speed AC with S9V2 96% AFUE two-stage gas furnace, R-410a cased coil, Blackwell fall installation
Why folks in Blackwell call me
I run my routes out of Kingfisher, and Blackwell is a regular stop. Most of my Blackwell customers found me by referral. I keep my truck stocked with the parts that fail most often in Oklahoma weather, so when I roll up I usually have what I need to fix the system the same day.
I quote everything in writing before the work starts. No “you need this” pressure, no equipment swaps you did not ask for. Just diagnosis, fix, written invoice. Call 405-375-4822 or book online at hartzellsheatair.com.
Common questions from Blackwell (74631)
How much does an AC repair cost in Blackwell?
A residential service call is $210 flat: $99 dispatch plus $111 diagnostic. The $111 diagnostic is not credited toward the repair. If I leave a written repair estimate and you accept it within 10 days, I give the $99 dispatch fee back. Most Blackwell repairs land between $200 and $850 all-in. Refrigerant work, blower motor failures, and capacitor swaps are the most common categories I see in this ZIP.
Do you offer same-day service in Blackwell?
Most days yes. If you call before noon and the job is straightforward (no-cool, no-heat, leak), I can usually be at your house in Blackwell that same afternoon. Heavy install days or extreme-weather backlog can push it to next-day, but I always tell you up front when you call.
What does a new HVAC install in Blackwell run?
A complete 3-ton air-source heat pump installed (heat pump + air handler + thermostat + permits) runs about $10,000 to $14,000 in Blackwell, depending on equipment tier and ductwork condition. OG&E rebates up to $3,000 stack on top. Geothermal is a different conversation, that is $25,000 to $36,000 range before rebates. I write a free estimate either way.
Do you service all brands in Blackwell?
Yes. Master HVAC license, NATE certified, 47 years on tools. I install Trane, Mitsubishi, Amana, ClimateMaster (geo), RunTru. I service whatever brand is sitting on your slab. If it has a refrigerant cycle and ductwork, I can work on it.
Recent services for Blackwell (74631) customers: AC diagnosis and repair, furnace not heating, capacitor replacement, blower motor swap, refrigerant top-off, thermostat upgrade, ductwork sealing, full system replacement, geothermal installation, indoor air quality (UV + media filtration), water heater install and replacement, dehumidifier installation, electrical panel coordination for heat pump upgrades.
Nearby Service Areas
Need HVAC Help in Blackwell?
Call 405-375-4822 or book online. Same-day appointments available across Central Oklahoma.