GrowoniX Deionization Filter Replacement Cartridge, 4.5" x 20" Filter Size:(GROWONIX) 2.5" x 20" it's time to change it

it's time to change it

of material in 3-7 seconds depending on moisture levels

Noise Level: E6 - 33 dB

Simple & safe operation

GrowoniX Deionization Filter Replacement Cartridge, 4.5" x 20" Filter Size:(GROWONIX) 2.5" x 20" it's time to change itMixed bed deionization resin for polishing the final bits of TDS from RO water. For those who need absolutely pure water. Great for aquarium systems, or those with certain well water issues. Mixed bed deionization resin to eliminate the final bits of TDS PPM in RO water. For those who need absolutely pure water. Great for aquarium systems, laboratory use, or those with certain well water issues. Available in 2510, 2520, 4510, and 4520 size cartridges.