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10" Maxcap DI Resin Filter Cartridge (DI-MC-10) - Spectrapure
Spectrapure$41.99The Original MaxCap® DI Cartridge (Non-Indicating) - Standard 10in Twist-Top Shell, 2.8in dia x 10in L FEATURES: SpectraPure’s MAXCAP® DI™ Replacement Cartridge is the Heart of the MAXCAP® Series of Products. When placed ahead of... -
10" Carbon Block Filter Cartridge (5.0 Micron) | High Purity Coconut Shell Activated Carbon Block - SaltwaterAquarium
SaltwaterAquarium$12.99The carbon block filter is the second stage of your RO or RI/DI system. It is great for removing chlorine, fluoride, pesticides, herbicides, bad taste, odors and other VOCs (volatile organic compounds). The Chlorine Guzzler Carbon Block Filter... -
RO TFC Membrane 50 GPD - Aquatic Life
Aquatic Life$39.99Thin Film Composite (TFC) Membranes for standard RO systems and the RO Buddie. Features: Polyamide membrane material with a negative charge removes harmful substances - 11-3/4" standard size fits Aquatic Life and other brands of RO units - Spiral-wound... -
200 GPD RODI Piggy Back Water Saver Upgrade Kit (PIG-100) - SaltwaterAquarium
SaltwaterAquarium$69.99Water Saving Upgrade Kits are probably the most recommended RODI upgrade. If you have proper pressure (65+ PSI) we highly recommend installing the kit, because it will produce water twice as fast as a standard 75 GPD or 100 GPD membrane while cutting the... -
(5 L) Strong-Base Anion Semi-Conductor Grade DI Resin (RES-SBA-SC-5L) - Spectrapure
Spectrapure$74.99A 5 Liter bag will fill 6.25, 10-inch DI Cartridges Spectrapure Strong-Base-Anion Semi-Conductor Grade DI Resin, 5 Liter (6 x 10in Cartridges). Please Note: Some Resins discharge a strong odor and are best handled in well ventilated areas whenever... -
Premium Blend Bulk Deionization Resin Mixed Bed (Color Changing) RODI (7.5 lbs) Refill Bag - SaltwaterAquarium
SaltwaterAquarium$69.99Premium Blend Mix-Bed DI Resin - Made in the USA (Most are not) Features Virgin Resin (not recycled, some cheap competitors versions are) Color-Indicating - changes from dark blue to Orange/Rust Red Made in the... -
Bulk Deionization Resin Mixed Bed Full 10" Refillable Cartridge (Color Indicating) - SaltwaterAquarium
SaltwaterAquarium$29.99Our goal is to make making sure your final product water is 0 TDS. The resin we use is ideal for making laboratory grade type 1 water, which is perfect for top off water for your reef, salt and corals. We will always pack your DI in a refillable shell to... -
10" Mixed Bed DI Resin Filter Cartridge (DI-MB-10) - Spectrapure
Spectrapure$37.99Semiconductor Grade Mixed Bed DI Cartridge - Standard 10in Twist-Top Shell, 2.8in dia x 10in L FEATURES: SpectraPure® Semiconductor Grade Mixed-Bed Resin Cartridges provide ultra-pure deionized water and are tested to 18 meg ohm purity. The ion... -
(5 L) Strong-Acid Cation Semi-Conductor Grade DI Resin (RES-SAC-SC-5L) - Spectrapure
Spectrapure$66.99A 5 Liter bag will fill 6.25, 10-inch DI Cartridges Spectrapure Strong-Acid-Cation Semi-Conductor Grade DI Resin, 5 Liter (6 x 10in Cartridges). Please Note: Some Resins discharge a strong odor and are best handled in well ventilated areas whenever... -
100 GPD 1 to 1 High Efficiency RO Membrane w/Flow Restrictor | Reverse Osmosis Ultra High Rejection Made in the USA - SaltwaterAquarium
SaltwaterAquarium$79.99TRUE 1:1 TFC High Silicate Rejection Membrane - Made in the USA! *** The 100GPD 1:1 membrane uses the 50GPD Flow Restrictor; BE SURE to get the correct flow restrictor for your RO membrane Capillary Flow Restrictors easily insert into all... -
8.4 lbs Premium ANION Charged Bulk Deionization Resin (Color Changing) RODI - SaltwaterAquarium
SaltwaterAquarium$79.99Color changes from Blue to Amber upon exhaustion. Reverse osmosis (RO) units use the worlds most efficient RO membrane material to achieve a 98.6% rejection of TDS from your incoming tap water, but we can't stop there... -
8.4 lbs Premium CATION Charged Bulk Deionization Resin (Color Changing) RODI - SaltwaterAquarium
SaltwaterAquarium$79.99Color changes from Purple to Amber upon exhaustion. Reverse osmosis (RO) units use the worlds most efficient RO membrane material to achieve a 98.6% rejection of TDS from your incoming tap water, but we can't stop there. The... -
Single Stage Add-On DI Unit W/Color Indicating DI - Spectrapure
Spectrapure$89.99SilicaBuster Color-Indicating Single-Stage DI System Add-On ... with SuperDI. Increase silica-removing capacity by adding an additional DI Stage to your existing RO/DI system. Includes clear filter housing, quick-connect fittings, mounting bracket,... -
RO TFC 100 GPD Membrane - Generic
Generic$44.99HYDRON Residential/Light Commercial Membrane Elements are a reliable alternative for your residential/light commercial and small system membrane needs HYDRON Membranes are manufactured in a State-of-the-Art, ISO-9001-2000 certified... -
FilmTec 50 GPD RODI Membrane (TW30-1812-50HR) - Dupont
Dupont$39.99FilmTec™ TW30-1812-50HR Elements for water treatment units produce 50 GPD (15.8 L/h) of permeate with 98% stabilized salt rejection at standard test conditions. They are the most reliable and consistent elements in the industry. They are... -
Aqua Pure RODI Resin (1000 ml) - NYOS Aquatics
NYOS$29.99NYOS® AQUA PURE is a mixed-bed resin, the use of which provides very pure output water. Very economical due to its high absorption capacity Removes reliably any ions that may remain behind the reverse osmosis system, such as unwanted silicates,... -
RO TFC 75 GPD Membrane - Generic
Generic$35.99HYDRON Residential/Light Commercial Membrane Elements are a reliable alternative for your residential/light commercial and small system membrane needs HYDRON Membranes are manufactured in a State-of-the-Art, ISO-9001-2000 certified... -
Inline DI Refillable Cartridge (Color Indicating) - SaltwaterAquarium
SaltwaterAquarium$24.99Our goal is to make making sure your final product water is 0 TDS. The resin we use is ideal for making laboratory grade type 1 water, which is perfect for top off water for your reef, salt and corals. We will always pack your DI in a refillable shell to... -
RO TFC 150 GPD Membrane - Generic
Generic$50.99HYDRON Residential/Light Commercial Membrane Elements are a reliable alternative for your residential/light commercial and small system membrane needs HYDRON Membranes are manufactured in a State-of-the-Art, ISO-9001-2000 certified... -
RO TFC 50 GPD Membrane - Generic
Generic$32.99Thin Film Composite (TFC) Membranes for standard RO systems and the RO Buddie. Features: Polyamide membrane material with a negative charge that removes harmful substances - 11-3/4" standard size fits Aquatic Life and other brands of RO units -... -
EPM-10, Modified Epsilon Carbon Block Drinking Water Filter Cartridge (10.0 Micron) - Pentair
Pentair$9.44EPM-Series Cartridges are a modified version of our EP Series Cartridge. An economical price makes this cartridge suitable for taste, odor and chlorine taste & odor reduction, as well as sediment filtration.Features: Nominal 10 micron...