I-Fire Fighting FireLock Din F4 Flanged Resilient OS & Y Gate Valve yivalve ephezulu elungiselelwe iinkqubo zokukhusela umlilo. Le valve yenzelwe ngokukodwa ukuqinisekisa ukusebenza okuthembekileyo kunye nokulawula ukuhamba kwamanzi ngokufanelekileyo kwiimeko ezingxamisekileyo.