Plastic butterfly valve lightweight, matla a ho hanyetsa kutu, e sebelisoa libakeng tse ngata, tse kang metsi a hloekileng le tsamaiso ea liphaephe tsa metsi a nooang a tala, tsamaiso ea liphaephe tsa metsi le likhoerekhoere, metsi a letsoai le tsamaiso ea metsi a leoatle, acid le alkali le tsamaiso ea lik'hemik'hale le liindasteri tse ling. , boleng bo 'nile ba hlokomeloa ke boholo ba basebelisi.
Boholo: 2″, 2-1;2″, 3″, 4″, 6″;