These valves are rectangular pallet valves comprised of a light weight wood covered on their upper surface in felt and leather. They are hinged along one of the short ends of the rectangle.
They are mounted within a pressurized chamber with the leather surface facing up and when operated they...
I am looking to open a series of valves in a chamber under 10" of lift(water) ~.36psi which are normally held closed by a very light spring and the constant air pressure. The valves are very light weight and range in surface size from approx 2 to 6 sq inches, or approx .72 to 2.16 lb of initial...