Used Dual 10K Kleen Water Filter. Manufactured by AATech. 25' x 8' Skid includes (2) 96" Dia carbon steel vessels with Carboline Plastite 4110 with 10000 lb each of filter media. Max flowrate 600GPM (series) or 1200 GPM (parallel). vessels rated 100PSI@150F. National Board #62. Serial #1849-1. Built 2007.