Amazon.com: Inline Water Filter Kit for Refrigerators with Ice Makers : Appliances
Miniature Inline Filter with straight ports – Pneumatic Systems
Inline Filter Kit – Aqueous – Wyatt Technology
Hydraulic Inline Filter
Inline Filter Kit, 2" Ball Lock For post-fermentation filtration etc. - Brewtools US D4
Amazon.com: Watts Inline Water Filter 20,000 gallon Capacity- Inline Filter for refrigerator, Ice Maker, Under Sink, and Reduces Bad Taste, Odors, Chlorine and Sediment in Drinking Water : Everything Else