In Line Water Filter Compatible with Opella - Female Connection — UK Water Filters
Inline Water Filter For Refrigerators, Ice Makers, Coffee Makers, Water Fountains, Water Coolers, Sink Faucets, RV, Campers, and Boats - with 1/4" Quick-Connect Fittings : Amazon.co.uk: DIY & Tools
Replacement Inline Water Filter with Push Fit Connectors — UK Water Filters