"Multiport valve" means a separate switching valve that has a separate position for each of the various filter operations and that combines in one unit the functions of two or more direct-flow valves.
Nev. Admin. Code § 444.353
NRS 439.200, 444.070
"Multiport valve" means a separate switching valve that has a separate position for each of the various filter operations and that combines in one unit the functions of two or more direct-flow valves.
Nev. Admin. Code § 444.353
NRS 439.200, 444.070