The “Union Drain Ball” is the newest member of Webstone’s Pro-Pal line of
step-saving valves. It features a ground joint union and a high-flow independently operated
ball drain.
The
unique “Union Drain Ball” is the newest member of Webstone’s Pro-Pal line of
step-saving valves. This valve features a ground joint union for easy assembly
and dismantling of the system, and a unique high-flow independently operated
ball drain that allows you to drain down part of a system or service any type
of peripherals, such as heaters, fan coils, etc. The valve features heavy brass
construction with full port and is rated for 600 psi WOG. Ideal for hydronic
systems or any piping system requiring fit, function and flexibility.