Rain Bird X14603 LCRBY100D 1" Large Capacity Disc Filter NPT these filters provide large filtration capacity for residential, commercial, and municipal drip applications. This means less cleaning and lower maintenance costs. The filter body and cover are made of high impact thermal plastic, rated to withstand water up to 140° F (60° C) and pressures up to 116 psi (8 bar). With flow rates ranging from 33 gpm to 110 gpm, these filters are perfect for larger drip irrigation zones.