Pro Water Parts PWP RO Thin-Film Membrane Housing for:50/75/100/125 GPD Includes (3) 1/4" Elbows Applications For use with most standard Reverse Osmosis System Fits 2"x12" membranes (50,75,100,125 GPD) Specifications Material : Polypropylene Dimensions: 2.5"W x 13.25" L Max Temp: 120 F Port: 1/8" NPT Pressure Rating: 125 PSI Features Residential Membrane Housing Fits Most RO Systems No Leak Design