A high quality system that is assembled in the USA and is NSF & WQA Certified! This guarantees the quality of your water. It comes with everything necessary for a standard installation including instructions, faucet and a set of filters. These systems come with an Aquatec 6800 booster pump to ensure that your unit is working at the recommended pressure levels. Features & Benefits Five stage treatment for superior performance. 50 GPD membrane (Made in USA).6800 Booster pump to ensure proper pressure Designer chrome faucet with ceramic disc for greater durability. Genuine John Guest® fittings throughout for optimum security. 3/8” post filter and 3/8” tubing to faucet for greater flow. Assembled in USA. Certified by NSF International (Std. 58) for third party documentation. Certified to NSF / ANSI Std. 58 for Pentavalent Arsenic reduction. One year limited Warranty from date of purchase. Specification Data Membrane: 50 GPD Maximum pressure: 100 psi Minimum pressure: 40 psi Maximum TDS: 2,000 PPM Maximum hardness: 15 GPG Maximum Iron: 0.3 PPM Maximum HS: 0.0 PPM Tubing (tank & faucet): 3/8" Tubing (other): 1/4"