Foreign Material in the line can scar the ball and seats of a TESTanDRAIN® valve, allowing the valve to pass system water. AGF has valve repair kits available for replacing the ball and seats. It's a quick and easy procedure that can be accomplished without removing the valve from the line and involves less labor than changing out the valve. Please specify valve and orifice sizes when ordering valve repair kits.
Changing out an old or damaged pressure relief valve or installing a new pressure relief valve on a TESTanDRAIN® valve is an easy procedure and can be accomplished without removing the TESTanDRAIN® valve from the line or draining down the system.