2 Pack - Sediment Depth Cartridge Technology - 5 micron NSF/ANSI Standard 42 Certified Pure 100% Polypropylene Fibers High Dirt Holding Capacity 4.5" x 20", Fits Big Blue & most 4.5" X 20" housings, Weight: 2.3 Pounds, Manufacturer: Hydronix
Fits any brand of 20" x 4.5" filter cartridges 1" female threaded ports allows for high flows and easy installtion Pressure release button makes allows for easier removal of filter housing Mounting holes line up with all standard Big Blue mounting...
0.5 micron carbon block filter Made with NSF certified material High performance coconut shell carbon 100% Compatible fit with excellent filtration capabilities 1250 gal. Capacity, Weight: 2.03 Pounds, Manufacturer: Hydro Guard
Uses any brand 4.5" x 20" filter NSF standard 42 certified material 3/4" Ports with Pressure Relief Button Durable and high quality Polypropylene Perfect for Hydroponics, Whole House, Commercial or Industrial Use, Manufacturer: Hydronix
For 10 inch standard filters NSF standard 42 certified material 1/2 inch ports Polypropylene body Used in whole house, reverse osmosis, commercial and hydroponics filtration, Weight: 2.3 Pounds, Manufacturer: Hydronix