Hikelok o loʻo i ai le tele o oloa, e aofia ai mea faʻapipiʻi ma mea faʻapipiʻi, oloa maualuga maualuga, oloa mama maualuga, vaʻavaʻa faʻagasologa, masini masini, faiga faʻataʻitaʻiga, faʻapipiʻi muamua, masini faʻapipiʻi ma mea faigaluega.
Hikelok meafaigaluega diaphragm valve fa'asologa e ufiufi DV1, DV2, DV3, DV4, DV5, DV6. O le mamafa galue e mai le 250psig (17.2bar) i le 3,500psig (241bar).
