Gallon Pump was designed to expel 1/8 oz. of LUCAS-CIDE Concentrate Disinfectant or LUCASOL One Step Hosiptal-Grade Disinfectant per pump. Save time and ensure accurate measurement of our concentrated disinfectants with this convenient Gallon Pump. The Gallon Pump fits on gallon size bottles of both LUCAS-CIDE Concentrate Disinfectant and LUCASOL One Step Hosiptal-Grade Disinfectant