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Bluonics Reverse Osmosis Membrane 50 GPD - RO Replacement Water Filter ( NSF Certified )

✔ Trusted by 200,000+ U.S. homeowners
✔ Over 10 years of proven water filtration experience

RO-MEM 50G

High Flow 50 GPD (50 Gallon per Day) Reverse Osmosis Membrane. Removes and filters particles as small as 1/1,000 of a micron and most inorganic chemicals (such as salts, metals, minerals). Also most microorganisms including cryptosporidium and giardia, and many other inorganic contaminants.

Every product is unique, just like you. If you're looking for a product that fits the mold of your life, the Bluonics Reverse Osmosis Membrane 50 GPD - RO Replacement Water Filter ( NSF Certified ) is for you.

Inventory Last Updated: Jun 08, 2026

Customer Reviews

Based on 4 reviews
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L
Len Hanson (Uniontown, Ohio, United States)
Tge best

This company us the best. Knowledgeable, friendly quick shipping A+ all around.

W
William Harrison (North Bergen, New Jersey, United States)
Perfect product.

After ordering an off brand to save some money. Those were promptly returned because of visable defects. Paid the price for Blonics. Completely satisfied and have freshend my system again. After servicing my Blonics including full sanitizing my water system, the water taste great again.

D
Dennis Chrisler
Great filter

Great tasting water, with this filter system

C
Clark Shafer (Sun City Center, Florida, United States)

Seems to be working good now
Thank you