Webstone Expansion Tank Pro Service Valve™ Ball Valve, Series: Pro-Pal® 41672, 1/2 in Nominal, FNPT x MNPT x FNPT x Hose, 600 psig WOG, 100 deg F, Full Port, Media: Water/Oil/Gas, HCP Brass Ball, 3-3/8 in Inlet to Outlet Length, 1-9/16 in Top to Inlet Center, Brass Body, Brass Trim, PTFE Seat, Stem Seal
Designed for residential, light commercial use with water or oil. This approved Webstone Valve allows for isolation and draining of an expansion tank in a closed loop hydronic heating system. It is actuated by a blowout proof stem and features an adjustable packing gland. Threaded ends company with ANSI B1.20.1.