Swing-Flex, a check valve made by Val-Matic Valve and Manufacturing Corp., now is available with mechanical disc position indication on sizes 3 inch to 12 inch. The cover-mounted indicator shows disc position, is easily seen from a distance, and can be provided with the valve or ordered at a later date and installed in the field. Val-Matic Valve and Manufacturing Corp.
Check Valve With Mechanical Indication
August 1, 2001