Fill Cap Pressure/Vacuum 0088-01-2000
Features:
Clay & Bailey Pressure/Vacuum Fill Cap is used
on small storage tanks made to form seal to prevent
entry of any debris into tank.
It also provides pressure and vacuum relief
and reduces the vapor loss in a liquid storage
tank. The opening pressure is set at 3 psi while
the vacuum relief begins at 2 1/2 oz/in².
