VACUUM PUMP SHUTOFF AND VACUUM RELEASE BALL VALVE
Our three-way brass ball valve with T-full port and 3ea.
3/8" Hosebarb connections will hold a vacuum in
your system, isolate the vacuum pump to prevent oil backup, and release/bleed
air back into your system all in one.An
external vacuum gauge can be connected to the third valve to take a system
vacuum reading isolated from the vacuum pump.