Pentair Elbow and Bulkhead Assembly | System 3 Modular Media Filter | 25021-0100Z Discontinued store unused cartridges in a

store unused cartridges in a cool

body oils and other non-living organic waste in pool water

Replacing them during the same service visit prevents a return leak and a second disassembly

filter models only

providing the visible color accent around the bubbler unit

Pentair Elbow and Bulkhead Assembly | System 3 Modular Media Filter | 25021-0100Z Discontinued store unused cartridges in aThe Pentair Elbow and Bulkhead Assembly (25021 0100Z) is the OEM replacement assembly for the Sta Rite System 3 Modular Media Filter series, restoring the internal flow path between filter modules. This assembly forms the sealed connection point between the filter's internal elbow and the tank bulkhead, directing filtered water flow through the modular media sections. When this assembly develops a leak or crack, water can bypass the filter media or