Growonix EX400 Reverse Osmosis Filter 400 GPD w/ KDF Apogee Instruments Inc. It is NOP approved

It is NOP approved

and per-strain custom programs

Bluelab knows it is extremely important to care for and store pH probes correctly

fully soluble formula

21 L Capacity: Sized at about 1 kilo to 2 lb of product

Growonix EX400 Reverse Osmosis Filter 400 GPD w/ KDF Apogee Instruments Inc. It is NOP approvedGrowonix 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