Netafim 3in LP Disc-Kleen Filter Battery, 4 filters, 120 mesh DC Solenoid Craft Farmer Grodan Gro-Block Improved Medium 4"

Grodan Gro-Block Improved Medium 4" GR7

Chamber material: Stainless steel

strong airflow for larger grow rooms

so size up if you cannot measure

Five-point pH calibration with seven standard buffers and five custom buffers

Netafim 3in LP Disc-Kleen Filter Battery, 4 filters, 120 mesh DC Solenoid Craft Farmer Grodan Gro-Block Improved Medium 4"Netafim Automatic Disc Kleens have been used successfully and reliably for many years. Our advanced disc filtration technology optimizes irrigation and saves water. With a redesigned filter spine, the Low Pressure (LP) Automatic Disc Filters can now flush at a lower pressure 30 psi instead of 40 psi.