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Two-pack of extra-fine, 1-micron, specialty filters; Filters out extra fine dirt/rust; Nominal 1 micron; Temp: 175F Max; Replaces AP109 and AP1003; Flow Rate: 8 gpm (30.3 lpm).
Fits Housing: Whole House: AP101S, AP101T, AP102T, AP102S, AP11S, AP11T, AP12S, AP12T, AP1610, AP2610. Point-of-Use: AP51T. Comm. SS: SS1-SS12, SS20-SS36.
Part Number: 55666-01; Alternative Part #: AP1001; Grainger Part #: 2PWX6
NOTE: Depending on your housing, you may want to order a gasket with this filter: