I read with interest and some concern the letter from Mary Hammersmith in the February/March 2004 issue regarding the waste oil heater from the September/October 1978 issue. I helped build that heater ...

Oct. 10—JANESVILLE — A Janesville-born company that for years has been the nation's biggest player in waste-oil-burning furnaces is now owned by a St. Louis private equity firm. Rock Energy Systems, ...

Reznor has added Models RA-250 and RAD-250 waste oil heaters to its line of products designed for recycling used oils into free shop heat. The Model RA is a standard unit space heater while the Model ...

Models RA-250 and RAD-250 waste oil heaters have been added to the extensive line of products specifically designed for recycling used oils to produce free shop heat. The Model RA is a standard unit ...

Clean Burn is the world's leading producer of waste oil heater products that include waste oil furnaces, waste oil boilers, and used oil recycling centers that generate FREE HEAT from motor oils and ...

The MXD-300 ductable waste oil-fired heater pumps out 300,000 BTU to heat even the largest shops. Heavy-duty steel structure with galvanized cabinet provides a rust-free, durable and quiet performance ...

Models RA-250 and RAD-250 waste oil heaters have been added to the extensive line of products specifically designed for recycling used oils to produce free shop heat. The Model RA is a standard unit ...