NSEN tuaj yeem kho raws li cov neeg siv khoom tshwj xeeb ua haujlwm

Txhawm rau ua kom tau raws li qhov xav tau ntawm cov neeg siv khoom hauv ntau yam kev ua haujlwm, NSEN tuaj yeem muab cov neeg siv khoom nrog lub cev tshwj xeeb thiab cov khoom siv tshwj xeeb.

Hauv qab no yog valve uas peb tsim rau tus neeg siv khoom;

Triple offset nrog ob npaug ISO flange kev them nyiaj yug