See part 1 in the diagram
75# Reverse Osmosis
The WFR800423 is a 75# reverse osmosis for Whirlpool appliances. Basic tools needed. Compare prices from top sellers.
Replaces: 800423, A800423
Moderate Repair
Genuine Whirlpool OEM Part
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1 store · Updated May 15, 2026
Lowest$124.80
4.4(3.1k)Preorder
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