Series 289 is designed for indoor point of use applications with continuous supply pressure to prevent backsiphonage of contaminated water back into the potable water supply.
Series 289 is designed for indoor point of use applications with continuous supply pressure to prevent backsiphonage of contaminated water back into the potable water supply.
系列289适用于室内家用器具持续压力下防止污染水反虹吸回流到饮用水供应系统中。