Emergency shut off device for copper tubing eliminates shutdowns. Allows replacement of defective valve or installation of new valve on hot or cold water in 30 minutes or less* without shutting off water. Valve may be replaced or installed on hot (220°F/104°C) or cold water, H2O Glycol Systems, under pressure, from 0 to 250 PSI/17 bar Max., on type M, L & K copper tube.
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