Sephahla sa ho lahla se lahleloa ka har'a valve, sekhahla sa khatello ea li-valve ka kakaretso se batla se le tlaase (joaloka PN16, PN25, PN40, empa ho boetse ho na le khatello e phahameng, e ka ba 1500Lb, 2500Lb), boholo ba boholo bo feta DN50.Valve e entsoeng e entsoe ka ntle, hangata e sebelisoa liphaepheng tsa boemo bo holimo, caliber ...
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