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Review on Brass Control Device - Female Threaded Brass Check Valve by Mark Green

Revainrating 5 out of 5

I need a higher CFM so I did a gay tube (Daddy with V check) and it works great. Even on the WATCH, no leaks or pressure remained.

The valve works great. Use it to combine two compressors with different overhead psi relief valves. I need a higher CFM so I did a gay tube (Daddy with V check) and it works great. Even for HOURS there were no leaks or pressure changes from tank to tank. As I write this I am actually ordering a second one. They work! If you receive a broken one exchange/return and get a replacement as I work hard in my shop for many days and it just worked! Never had any problems and I'm hard on it.

Pros
  • hydraulics, pneumatics and plumbing
Cons
  • weak