Large selection of replacement water filters, reverse osmosis membranes, testing kits and water filter system repair parts. From one water filter or membrane to case quantity discounts.

LOW PRICES and FAST SHIPPING SINCE 1999 !

99.5% Of All Items In Stock For Same Day Shipping!

Atlantic Filter Replacement Water Filters ®

Atlantic Filter ®* Compatible Replacement Water Filters, Reverse Osmosis RO Membranes, DIY Service Parts and HELP Guides For Atlantic Filter Reverse Osmosis RO Pure Drinking Water Systems.

Compatible replacements for:

Atlantic Filter HERO II Reverse Osmosis System

Atlantic Filter HERO GRO - 50 ALK Reverse Osmosis System

Atlantic Filter HERO GRO-50 Reverse Osmosis System

Atlantic Filter HERO 50-PP Drinking Water System

Atlantic Filter HERO 24 -100 Reverse Osmosis System

Atlantic Filter Hero GRO - 100 PP Series Reverse Osmosis System

Atlantic Filter Hero HR-500BP Series Reverse Osmosis System

Atlantic Filter HR-35-TFC-4W Reverse Osmosis System

 

 

Easy TDS Membrane Performance Calculator
See If It is Time To Replace Your Membrane

Simply enter your Feed Water TDS and RO Water TDS into the boxes above and click "Submit". The percentage of TDS Rejection will be displayed. We normally recommend membrane replacement once you drop below 75%. This may vary in areas with high TDS in the feed water.

See our selection of TDS meters under Water Tests


Be sure to check our Parts Department for important parts such as TDS Testers For Reverse Osmosis Membranes, Replacement Tanks, O-rings , Filter Housing Wrenches, Faucets, Pumps, Fittings, UV Systems and more parts for your reverse osmosis pure water filtration system.   View maintenance and servicing tips online at our Installation & Trouble shooting Guide.





* Atlantic Filter ® is the registered trademark of Atlantic Filter, the manufacturer of Atlantic Filter ® brand water treatment equipment.  The replacement filters and membranes listed above are not manufactured or endorsed by Atlantic Filter.  Rather, these filters and membranes are manufactured by other companies.  While these filters and membranes are compatible for use in Atlantic Filter ® brand water treatment equipment, we make no representation as to whether using these filters and membranes is consistent with the warranty and specifications applicable to Atlantic Filter HERO II ® equipment.