Overcashier & Horst has been proudly providing the finest in heating, cooling, and related needs to the Toledo Metropolitan area since 1957!

When you contact the professionals at Overcashier and Horst to handle your heating, cooling, and related needs, you're getting more than meets the eye.


Overcashier & Horst is your one-stop source for sales, installation, service, and repairs of residential and commercial heating and air-conditioning systems. During those hot summer months and long winters, it's crucial that your temperature control systems are in prime working order, which is why we offer 24-hour emergency services.

Our team of fully licensed, insured professionals can work with you to install top-quality cooling systems, or furnaces for your home or office.

We offer wide range of maintenance programs and system tune-up services to ensure that the rigors of the weather haven't damaged your systems. Furnace cleaning and inspection services are available for all major brands, and we provide expert sales and installation of fine quality products from respected name brands such as Trane.

Overcashier & Horst knows exactly what it takes to make sure your home or office air is comfortable and clean, all year round. We pride ourselves in satisfying our customers to the fullest, which is why every member of our friendly and knowledgeable staff is committed to providing the highest quality customer service and workmanship.

24/7 Service
Overcashier & Horst understands that people need and deserve to be comfortable 24 hours a day, this is why we offer 24-hour Emergency Repair Service. Our 5 radio controlled "rolling" service centers seasoned with a team of comfort specialists will be on their way to your home whenever you need them, day or night, weekday or weekend. If you need assistance now... Call us at (419) 841-3333.


Considering building a new home or replacing your existing furnace? Reduce your carbon footprint and utility bills at the same time. We can offer you a WaterFurnace geothermal system that uses the free, renewable energy found in your own back yard to save up to 70% on heating, cooling, and hot water costs.

Residential Maintenance Program
We recommend annual air conditioning check-ups in the spring and furnace check-ups every fall. Although regular maintenances will not absolutely guarantee that a unit will continue to work perfectly throughout the season, they will reveal most small problems that can lead to major, far more expensive problems if left unattended. Call Us Today at (419)-841-3333 for more information.

Residential Service & Installations
Investment in a quality installation can improve your comfort and save you money over the life of your system. We want to ensure the endless value and quality of your initial investment. We only install the best equipment in the industry, and provide the best service in the area.

Other Services Available

  • New Contruction
  • Commercial Maintenance & Service
  • Gas Line Conversions
  • Boilers Installation & Maintenance
  • Water Heaters
  • Duct Work

CALL US TODAY (419) 841-3333

Trane Dealer
Geothermal Systems
HBA of Toledo, OH
ACCA Member
Toledo Heating & Air Conditioning  Contractor's Association
3745 Centennial Road | Sylvania, Ohio 43560 | Tel (419) 841-3333 | Fax (419) 843-3988

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