Watts recommends a strainer be installed ahead of Watts 909 Series assemblies to protect the discs from unnecessary fouling.
美国瓦茨建议在瓦茨909系列总成前面安装一个过滤器，防止阀瓣受到不必要的污染。
Watts recommends a strainer be installed ahead of Watts Series 994 assemblies to protect the discs from unnecessary fouling.
美国瓦茨建议在美国瓦茨系列994总成前面安装一个过滤器，保护阀瓣不受不必要的污染。
It is recommended that you install a strainer ahead of the 919 series assemblies to protect the internal components from unnecessary fouling.
建议在919系列总成的前面安装一个过滤器，以保护内部部件不会受到不必要的污染。
应用推荐