Not sure which filter you need? Looking for alternatives? Try our Filter Finder to match your filtration system or housing to a list of compatible filters. Simple to use, fast and reliable. Find The Filter You Need Now!
Reverse Osmosis Filters, Membranes and Filter Bundles
View all Reverse Osmosis Filters, Membranes and Filter Bundles
Reverse Osmosis systems can remove pollutants from water including lead, pesticides, fluoride, pharmaceuticals, arsenic and sediment. With the addition of an activated carbon filter, an RO system also remove chlorine to improve the taste of your water.
Top Selling Reverse Osmosis Filters, Membranes and Filter Bundles
Aqua-Pure™ AP5527
$239.87$121.95Pre-Filter and Post-Filter Set for APRO5500 Reverse Osmosis System
3M™ 3MROP310 Granular Carbon Pre-Filter
$70.14$41.12The 3MROP310 carbon pre-filter replaces the now-obsolete part #47-55706G2
AP-RO5000 Reverse Osmosis System Replacement Filters Bundle
$91.23$44.60AP-RO5000 Reverses Osmosis System Replacement Filters
APRONEL24 (APRO5500 Reverse Osmosis Alternative)
$198.00$145.18Alternative membrane for APRO5500 reverse osmosis system
3M™ 3MROP411-20A Reverse Osmosis Sediment Pre-Filter
$68.74$34.57The 3M Aqua-Pure 3MROP411-20A Sediment Pre-Filter for the 3MRO401 and 3MRO501
PW-RO4L Reverse Osmosis Filter Replacement Kit
$178.04$70.68Replacement Filters for the discontinued Purwater PW-RO4L system.
Water Factory SQC-3 Replacement Filter (47-9289G2)
$56.11$35.03SQC-3 Pre-Filter and Post-Filter Replacement Cartridge
GRO-50EN #4004424 Membrane
$127.31$98.25The GRO-50EN #4004424 is a great replacement option for the obsolete GE TFM-50, #1220536.
3M™ 3MROP416-20A Reverse Osmosis Carbon Block Post-Filter
$87.77$70.37BackorderedOn backorder until late-December 2023The 3MROP416-20A replaces the 3MROP316
3M™ RO301-FilterPackPLUS Replacement Filter Pack Plus Membrane
$545.11$241.60BackorderedPost-carbon filter on backorder until late-December 2023Contains two replacement filter cartridges and RO system membrane for the 3MRO301 RO system.
View all Reverse Osmosis Filters, Membranes and Filter Bundles
List all Reverse Osmosis Filters, Membranes and Filter Bundles