Cross Flow Filtration / Rotary Filter series / Hiroshima Metal & Machinery
Nisi introduces the 'Switch,' a filter system with independently rotating holders: Digital Photography Review
Faucet Water Filter, 360 Degree Rotating Faucet Mount Filters + Extension Hose Purifier Kitchen Tap Filtration Removes Chlorine Fluoride Heavy Metals Hard Water for Home Bathroom & Kitchen(2 Pcs). - Walmart.com