Pentair Sight Glass for HiFlow Multiport Valve for Sand Filters | 272550 FS2004 maintaining the cylindrical form of

maintaining the cylindrical form of the filter media under operating pressure

When fitting the replacement dome head

designed to provide a secure

Includes gaskets

Pentair 2" PVC Push-Pull Valve Kit

Pentair Sight Glass for HiFlow Multiport Valve for Sand Filters | 272550 FS2004 maintaining the cylindrical form ofThe Pentair Sight Glass, (272550) is the OEM replacement sight glass for the HiFlow Six Way 1 1 2 In. Top Mount Multiport Valve and the TA Tagelus Top Mount Multiport Valve used with Pentair sand filters. IMPORTANT: DATE OF MANUFACTURE RESTRICTION This sight glass was not included on valves manufactured before March 1, 1993. Verify your valve's manufacture date before ordering if your valve predates this cutoff, it was not built to accept this