Energy-Efficient Heating

Toennies Service Co will help you keep your indoor space warm with a brand-new heating system. We specialize in geothermal heating systems that are highly energy efficient.

They are so energy efficient that investing in one of them will be equivalent to you planting 750 brand-new trees!

Incredible Savings

Your new system will be so energy efficient that it could deliver up to $5 of energy for every $1 of electrical energy used!

We Are a Geo Pro Master Dealer

We hold ourselves to the highest standards of service and promise that you will get:
  • Quality equipment performance
  • Extensive experience
  • Stolid dedication
  • Highly trained technicians
  • Honest business practices
  • Outstanding installation quality
FREE Estimates
Contact us today!
In business since 1939!
Gas Furnaces
Quiet Efficient Warmth You Can Feel Good About All Winter Long.
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