The TK-DL can test pressure vacuum breakers, reduced pressure backflow preventers or double check valve assemblies.
TK - DL可以检测压力真空断路阀，减压防回流阀或双止回阀总成。
Condensate drain valve Assemblies These valves are designed to automatically drain condensate in compressed air systems.
凝结水排水阀组件这些阀门的设计，自动排水系统的冷凝水在压缩空气。
Series 709 Double Check Valve Assemblies are designed to prevent the reverse flow of polluted water from entering into the potable water system.
系列709双止回阀总成适用于防止受到污染的水回流进入到饮用水系统中。
Designed to test pressure vacuum breakers, reduced pressure backflow preventers or double check valve assemblies, allowing you to eliminate both pressure and differential test gauges.
适用于检测压力真空断路阀，减压防回流阀或双止回阀总成，不再需要压力表和压差表。
Valve shall feature modular check assemblies with center stem guiding.
这种阀门应该配置模块化止回阀总成，其阀杆为中心引导。
Valve shall feature modular check assemblies with center stem guiding.
这种阀门应该配置模块化止回阀总成，其阀杆为中心引导。
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