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Simple field installation suitable for technicians during service windows
Union check valve
Housing insert and seal plate spacer kit
Installation orientation: Inline installation with flow direction indicated on the valve body
The cartridge is specified as 7 inches in diameter
Pentair DFM-L 25 Filter Cartridge, 4 Pack | R172664 Corten Steel Simple field installation suitable forWhat This Part Is Used For The Pentair R172664 DFM L 25 Filter 4 Pack is used as replacement filter elements in compatible Pentair filtration systems. These cartridges help capture debris and maintain clear water circulation. Why This Part Matters Dirty or worn filter elements reduce flow and strain pumps. Replacing filters on schedule improves water clarity and system efficiency. A 4 pack allows full replacement during seasonal maintenance. Key
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