Plugs are designed to plug holes up to .4" diameter. Use PK-1 in holes less than .3" dia and PK-2 for holes .3" - .4" dia.
Plugs are designed with a "static" pressure of 40 psi. Plugs work with high pressure water transfer pumps.
Plugs are designed with a "static" pressure of 40 psi. Plugs work with high pressure water transfer pumps.