- Simplifies ASME CSD-1 code mandated testing of low water cut-offs by eliminating the need to drain the system
- Includes one upper and one lower valve for mounting at crosses in equalizing lines
- Restricts water flow when the low water cut-off’s blow down valve is open
- Adjustable built-in vacuum breaker in upper valve provides rapid evacuation of water from the float chamber
Blow Down Valve TC-4 Test-N- Check 1 Inch NPT 250 Degrees Fahrenheit 160 Pounds per Square Inch