GrowoniX EX400 Reverse Osmosis Filter 400GPD pots + trays and a roof panel

and a roof panel

which matters over a long spray session

At start-up

Harvest Hero Hydroponic Perlite can be mixed directly into field/garden soils to create a porous

Enhances airflow and air distribution in large spaces

GrowoniX EX400 Reverse Osmosis Filter 400GPD pots + trays and a roof panelGrowonix EX400 Reverse Osmosis System for 400 GPD The Growonix EX400 produces 400 GPD of near zero ppm water and flows about 17 gallons per hour at a 2: 1 ratio. It is built with dual o ring fittings and a steel pressure gauge, so you can read system pressure at a glance. A manual flush valve lets you purge salts off the membrane. Flush it for 3 to 5 minutes after each use, and the membrane lasts much longer. Recovery runs at 33% and can be dialed