[. . . ] [. . . ] This is a complete inlet/outlet valve system that provides everything you need for a secure installation including full port testing and flushing of the system with easy-to-install union connections. Features: · · · · · · · · · · Convenient two-step color coded union connections Easy quarter turn ball valve operation Full port throughout entire vavle body Individually controlled full port drain outlet Ready to use for flushing or descaling 3/4" outlet for pressure relief valve 3/4" and 1/2" water supply adapters included Heavy forged brass construction Conforms to NSF 61-9 Allows for one man full diagnostic testing of heater unit Not actual size Item No. 40463 Pro TanklessTM by Bosch Isolation Water Valves Specifications HOT COLD No. Handle Nut Handle` Handle Grips Stem Packing Gland Stem Seal Body End Cap Seats Ball Union Washer Insulator Union Nut Union Fitting Ball Seal Drain Valve Handle Screw Drain Valve Handle Cap and Chain B 5" Qty per valve 1 1 2 2 2 2 1 2 4 2 1 1 1 1 1 1 1 1 1 1 C 1 1/2" Material Brass 304 Stainless Steel Vinyl Brass Brass Teflon® (PTFE) Brass Brass Teflon® (PTFE) Brass Nitrate Butadiene (NBR) ABS Brass Brass Teflon® (PTFE) Brass Brass Enamel Coated Aluminum Enamel Coated Aluminum Brass w/NRB Hose Washer D 1 13/16" E 2 7/8" F 3/4" by Controlled Energy Corporation, 340 Mad River Park, Waitsfield, VT 05673 · 866-642-3198 · www. ProTankless. com GASVALV0805 With 25 years of experience selling and supporting tankless water heaters, Controlled Energy Corporation provides unmatched knowledge and service to its customers. Sales, service, installation, and technical information are just a toll-free call away. [. . . ] [. . . ]