Backflow Preventor,TWS Valve
-
Backflow preventer, TWS Valve
Mabasa paIng backflow preventer keraklan gagamitan para keng suplay ning danum ibat keng urban unit papunta keng general sewage unit mahigpit yang maglimite keng pressure ning pipeline para ing danum malyari yang one-way. Ing obra na yapin ing pigilan ing pamagbalik ning pipeline medium o nanu mang kundisyun siphon flow back, para aiwasan ing pamagbalik ning polusyun.
