Reduce maintenance costs without risking safety. For over 35 years, Chappell Supply & Equipment Co. in Oklahoma City has served as one of the nation’s largest and trusted suppliers of industrial cleaning equipment. We provide the most technologically advanced systems to private, commercial, and military operations in the aviation industry. Our Aero Enzyme HC removes jet fuel, oils BTEX, and anti-freeze with our biological wash water treatment system. We also provide waste water recycle systems, parts washers, steam cleaners, and chemicals. At Chappell Supply we turn dirty water clean, because we believe clean water is the next gold!