... filter Quick Detail: * OPT Series electrical timer auto drainer * OPT-A with valve,strainer filter ball valve separted * OPT-B with valve,strainer filter ball valve intergrated * With timer for timming control * rainer solenoid valve two poistion two
... filter Quick Detail: * OPT Series electrical timer auto drainer * OPT-A with valve,strainer filter ball valve separted * OPT-B with valve,strainer filter ball valve intergrated * With timer for timming control * rainer solenoid valve two poistion two more
