3pcs original 75 gpd water filter for Dow Filmtec reverse osmosis membrane BW60-1812-75 water filter - AliExpress
DOW FILMTEC™ TW30-1812-100HR High Rejection Home RO Membrane Element | WaterAnywhere
DOW Membranes | Complete Water Solutions
DOW Filmtec 40" SW30-2540 Reverse Osmosis Membrane | SeaWater Pro
Replacement Dow Filmtec 75 Gpd Reverse Osmosis Membrane Bw60-1812-75 For Water Filter For Ro Membrane Reverse Osmosis System - Water Filter Parts - AliExpress
DOW FILMTEC BW30-400/34 Membrane RO Filter Element, 8" High Rejection
Filmtec 36, 75 & 100 GPD Filmtec DOW RO Membrane 3 different Models | eBay
DOW FILMTEC BW30-400/34 Membrane RO Filter Element, 8" High Rejection
ISPRING Universal 5-Stage Reverse Osmosis 1-Year Replacement Water Filter Pack Set with 100 GPD RO Membrane Cartridge F5-100US - The Home Depot