American Multiport Valve Tune-Up Kit Post-76 - GO-KIT19 pool-dimensions_18x32 The 30 inch measurement is

The 30 inch measurement is from end to end

The Duraflex Complete Hinge Assembly is used with the SF122 Board Bolt Kit to attach a Duraflex diving board to a Durafirm stand

For a two tank unit

This is a PVC Schedule 80 Union with Slip x FIPT connections measuring 3/4 inch

The HangerLok pipe hangers are engineered for exceptional ease of use and they provide excellent protection for plastic piping (no sharp edges)

American Multiport Valve Tune-Up Kit Post-76 - GO-KIT19 pool-dimensions_18x32 The 30 inch measurement isThis is an American Multiport Valve Tune Up Kit Post 76 GO KIT19. Includes: (2) Teflon Backup O Rings, (2) Shaft O Rings, (1) N S Quad O Ring, (1) Spoke Gasket after 1976 and Lubricant.