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I very recently had a heating unit and air conditioner installed and would like to take this opportunity to thank you. The installers were polite, considerate, patient and hard-working. No downtime. They put in some long hours to get this job done as quickly and neatly as possible, and answered all of my questions. I am so pleased with Gleason & Elfering that I will highly recommend your firm every chance I get.


Waste Oil

The world's most reliable source of free heat Eliminate your waste oil as you eliminate your heating bill!

EnergyLogic is the world's leading manufacturer of used-oil furnaces, used-oil boilers, and used-oil recycling centers that generate FREE HEAT from motor oils and petroleum based fluids commonly used in all types of internal combustion engines.

EnergyLogic equipment is engineered from the ground up exclusively to burn used oils, and also burns standard fuel oil for added versatility. For reliable FREE HEAT from used oils, better get an EnergyLogic! The EnergyLogic Advantage means that our customers get the biggest return on investment, industry-leading reliability and easy maintenance.

EnergyLogic turns your oil flow into cash flow!

Interested? Contact us for a free quote