For over 20 years INOV8 has led the industry on safely and cleanly using waste oil to save heating costs. INOV8 products include: furnaces, boilers, water heaters and waste water evaporators all have the flexibility to use as fuel: waste petroleum or vegetable based oil, fuel oil, coolant solutions, and most shop oils. The newly introduced 'G-Series' gas-oil burners also provide automatic backup when oil is depleted, eliminating redundant heating systems and cold shops in the morning.