1/2" SIZE MODEL 1088 SPRING OPERATED VACU-GARD HORIZONTAL OUTLET POSITION, REMOTE SENSING; 304 SST BODY WITH 316 SST TRIM, ALL WETTED PARTS ARE 304 SST, CS UPPER DIAPHRAGM CASE, SST FITTINGS AND TUBING; NO GAUGES; THREADED (FNPT) CONNECTIONS; 40% FLOW PLUG; FLUOROCARBON ELASTOMER (FKM) SOFT SEATS & SEALS; 5" - 14" WC RANGE SPRING; NO EXTERNAL FILTER;