Heating, Air Conditioning & Commercial Refrigeration in The Plains, OH
Twin Oaks Refrigeration delivers dependable residential heating, air conditioning, and commercial mechanical services throughout The Plains, OH. Just a short drive west via US-50 and US-33, our NATE- and EPA-certified technicians serve homeowners and local businesses along Plains Road, Connett Road, and Johnson Road. From mid-summer humidity control to reliable mid-winter furnace repairs, we bring over 30 years of Southeastern Ohio trade craftsmanship directly to your doorstep.
Over 30 Years of Trade Experience | NATE Certified Technicians | EPA Universal Licensed | Generac Authorized Servicing Dealer | BBB Accredited

Full-Spectrum Residential & Commercial HVAC-R
Genuine 24/7 Emergency Dispatch
Decades of Proven Trade Craftsmanship
Generac Standby Power & Mobile Rental Trailers
Our Heating, Cooling & Mechanical Services
Complete diagnostics, repairs, and Carrier Factory Authorized installations for heat pumps, gas and electric furnaces, hydronic boilers, central air conditioners, and ductless mini-splits.
24/7 service and preventive maintenance for walk-in coolers, walk-in freezers, commercial ice machines, reach-in prep tables, and commercial heating and cooling systems.
Turn-key sizing, installation, and factory-certified warranty service for automatic Generac home and light commercial standby generators so your property stays powered during outages.
When a catastrophic compressor failure strikes, temporary cold storage is critical. We provide towable 6’ x 8’ walk-in rental trailers (both cooler and freezer models) to protect your stock while repairs are completed.
Trusted HVAC Service for The Plains Neighborhoods & Businesses
The Plains features a wide mix of mid-century ranch homes, split-levels, and newer residential developments, each with unique airflow and efficiency requirements. Our technicians perform complete Manual J load calculations to properly size high-efficiency Carrier heat pumps, gas furnaces, and central air conditioners—eliminating uneven temperatures and high electric bills. We also support local storefronts, churches, and food-service facilities in The Plains with scheduled Safety & Efficiency Agreements (SEA) and 24/7 emergency dispatch.

What Our Customers Have Said
We have used Twin Oaks several times now over the past two years or so, and they are always very easy to work with, reasonably priced, and very thorough with their work. In our area, there are a lot of options for the kind of service that we needed, but a lot are very overpriced or try to convince you that you need work that isn’t fully necessary. We know we aren’t going to have that problem with Twin Oaks.
Chelsea T.
Frequently Asked Questions
Do you offer free estimates on furnace or heat pump replacements in The Plains?
Yes. We provide 100% free, no-obligation in-home estimates for new heating and cooling systems in The Plains, evaluating your existing ductwork, insulation, and utility setup to recommend the right equipment.
What brands of heating and cooling equipment do you service in The Plains?
Our technicians diagnose and repair all major residential and light commercial HVAC brands, including Carrier, Trane, Lennox, Goodman, Rheem, Bryant, and York, with common replacement parts stocked right on our trucks.
What is included in your Safety & Efficiency Agreement for homeowners?
Our Safety & Efficiency Agreement (SEA) includes bi-annual seasonal tune-ups (spring cooling and fall heating inspections), priority front-of-the-line emergency scheduling, and discounted repair rates to extend your equipment's lifespan.







