CUSTOMERS RULE

Installation, building, repair, and maintenance of heating equipment, heat monitors, and furnaces

Oil delivery services and oil terminaling services, namely, the delivery and storage of oil

Water treatment and purification services; oil maintenance services, namely, the blending of oil, the addition of additives and heating elements to oil, and the heating and treatment of oil so that it remains fluid

The testing of oil for appropriate specifications and the monitoring of oil so that contaminants do not present themselves in the oil