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Underground Piping <br /> April 1, 1996 <br /> lawn! rSI : 0=1 <br /> lelY ells! rN 'rr ii:"` <br /> Total Containment's Primary Piping System <br /> "Enviroflex®" Retractable System <br /> Uncuffed <br /> v F Dispenser <br /> Sump <br /> C/D I <br /> B <br /> E. A <br /> M ultl:tded J A G <br /> Tank Sump <br /> Enviroflex" is a proven alternative to rigid fiberglass piping.Its design incorporates continuous piping runs <br /> from the storage tank to product dispensers with all fittings visible and accessible from aboveground.Enviroflex <br /> secondary piping is sized to allow removal of the primary pipe for inspection or replacement without excavation <br /> during the life of the system. When used with Total Containment's tank sumps,dispenser sumps,and fittings, <br /> Enviroflex offers the most environmentally safe flexible piping system in our industry. <br /> FQ Primary Branch Fittings <br /> Fittings used in sumps.The female NPT opening on a"tee" <br /> accepts a steel riser pipe which threads into the base of the <br /> shear valve. <br /> G] Primary 90° Fitting <br /> Fitting used in termination dispenser sumps. The female <br /> a��] <br /> NPT opening accepts a steel riser pipe which threads into <br /> Top View of Layout the base of the shear valve. <br /> QII Secondary Seal for Cuffed Sumps-(not shown) <br /> QA Enviroflex Primary Pipe Seal used for secondary pipe penetration on cuffed tank <br /> Flexible pipe run in continuous lengths between sub- sump or dispenser sump. Includes air stem for testing, <br /> mersible pumps and dispensers. stainless steel clamps and pipe stiffeners. <br /> M Secondary Containment Pipe [D Secondary Bulkhead Fitting <br /> Corrugated flex pipe run in continuous lengths between Fitting used to seal Enviroflex secondary pipe penetration <br /> tank sumps and dispenser sumps to provide secondary on uncuffed tank sump or dispenser sump. Includes air <br /> containment of primary pipe. stem for testing,stainless steel clamps and pipe stiffeners. <br /> ©Enviroflex Primary Coupling JM Test Donut <br /> Coupling installed on each end of the flexible primary pipe Donut used with bulkhead fittings and compression seal to <br /> by certified contractor, allow primary and secondarypipe to be tested simultaneously. <br /> ED Primary Coupling Washer <br /> 'asher used with each primary coupling to seal Enviroflex <br /> ,,rimary pipe joints. <br /> E� Primary AdaptorTOTAL= <br /> Adaptor used to transition Enviroflex Coupling to NPT CONTAINMENT <br /> opening on pump or ball valve. <br /> PSP400.02(1 of J) <br /> - <br /> L <br />