rubber seals: synthetic rubber coating: blue fusion bonded epoxy general: end connections: grooved / flanged / threaded pressure rating: psi; pn valve pattern: y (oblique) / angle working temperature: cold water up to of; oc optional higher temperatures: available on request control trim materials:...
rubber seals: synthetic rubber coating: blue fusion bonded epoxy general: end connections: grooved / flanged / threaded pressure rating: psi; pn valve pattern: y (oblique) / angle working temperature: cold water up to of; oc optional higher temperatures: available on request control trim materials:...
zones are supplied from multiple sources. each zone has its own characteristic demands and each source has its characteristic capacity. often each source is designated to serve a specific zone, with a backup supply designed into the system. model n a b in this system, source a supplies zone a and backs...