Reverse Osmosis Membrane Housing Cap


  • Includes housing cap only
  • Fits OROS-50 & OROS-80

Out of stock

White membrane housing cap with 1/8″ female NPT threads the Olympia Water Systems reverse osmosis membrane housing. Fits 1/4″ OD quick connect x 1/8″ male NPT elbow fitting (not included).

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30 Day Money-Back Guarantee

Olympia Water System products have a 30 day money-back guarantee from the date of purchase. All return shipping fees are the customer’s responsibility unless the return is due to manufacturer error or defect. For details on our Return Policy and Product Warranty please visit our Terms & Conditions and Warranty pages.


In-stock items will be shipped within 2-3 business days after your order has been placed. We currently only ship to addresses within in the United States (48 continental states, Alaska & Hawaii).