Omnipure Q5633 T33 Granular Activated Carbon Replacement Water Filtration Cartridge, 2.5 x 12 in, 0.5 Gpm, 2500 gal, 4-Pack, for RO and Under-Sink Systems

<p>This is a 4-pack of the Q5633 Q-Series filter, which is a universal inline water filter replacement, manufactured by Omnipure. The 2-piece design allows for easy, no-mess cartridge changes. To install, simply twist into a permanent head. The Q5633 GAC filter uses granular activated carbon to reduce chlorine, taste and odor making it ideal as a prefilter or post-filter in reverse osmosis filtration systems. The Q5633 filter is interchangeable with the following filters: Q5636, Q5628 and Q5640</p>

• Quick change / twist-off design: The cartridge is designed to twist in and out of a permanent head (Q-Series head) without requiring tools. This makes replacement fast and clean.
• Reduces chlorine, taste, odor: The GAC media is effective at removing or reducing free chlorine and improving taste and odor of water.
• Versatile placement: Can be used upstream (prefilter) or downstream (postfilter) of RO or other filtration stages.
• Spare / bulk packaging: The “Package of 4” provides multiple cartridges for backup or for multiple systems.
• Interchangeability: The Q5633 is sometimes interchangeable with other Q-Series cartridges like Q5636, Q5628, Q5640 (in certain configurations) depending on head compatibility.