GrowoniX Deionization Filter Replacement Cartridge Hydroponic Systems & Gardens or a mixture of these

or a mixture of these substrates

Input Voltage 120 Volt | 7 Amps Dimensions 30" x 13" x 28" Weight 90 lbs

Test on a small scale

perfectly balanced construction and a lightweight

and Curd solution

GrowoniX Deionization Filter Replacement Cartridge Hydroponic Systems & Gardens or a mixture of theseMixed 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.