Heavy duty units for large scale commercial/industrial applicationsBrushed 304 stainless steel construction with a gray-silver epoxy finishideal for high-temperature applicationsaccepts complete range of standard double open end (Doe) cartridgesST-BC Series stainless steel filter housings offer a variety of solutions for your large-scale, heavy-duty filtration needs. Simple to install and maintain, these housings are ideal for schools, restaurants, farms, institutions and industrial use. Holding from 4 to 20 cartridges, ST-BC Series housings provide flow rates from 28 – 125 gpm (106-473 Lpm).Housings are constructed of 304 stainless steel with a gray-silver epoxy finish. They include drains on both the “clean” and “dirty” sides of the sump.ST-BC Series housings are compatible with a complete range of filter cartridges, adding to their versatility. Model Recommended Flow Rates Dimensions Height x O.A. Dia. Max. No. Cartridges Max. Cart. Diameter Max. Cartridge Length Pipe Size (NPT) ST-BC-4 28 GPM 19.25" x 10" 4 x 1 3" 9.75" or 10" 2" ST-BC-8 56 GPM 29" x 10" 4 x 2 3" 9.75" or 10" 2" ST-BC-12 84 GPM 39.75" x 10" 4 x 3 3" 9.75" or 10" 2" ST-BC-16 110 GPM 49.75" x 10" 4 x 4 3" 9.75" or 10" 2" ST-BC-20 125 GPM 49.75" x 10" 5 x 4 2.5" 9.75" or 10" 2"