The TK-DL can test pressurevacuum 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。
2
Relief Angle valve. Pressure or vacuum can be specified.
安全角阀。可指定压力或真空度。
3
Designed to test pressurevacuum breakers, reduced pressure backflow preventers or double check valve assemblies, allowing you to eliminate both pressure and differential test gauges.