Growonix 150+ GPD High Rejection Cold Water Membrane for EX100-GX400. CO2 Tanks The Bluelab pH Pen is

The Bluelab pH Pen is the latest innovation for hand held pH meters and is the ultimate handy solution for measuring pH

which combines robust performance with manageable maintenance

000 initial Lumens and is rated to last 20

ensuring longevity and freshness

Fully waterproof

Growonix 150+ GPD High Rejection Cold Water Membrane for EX100-GX400. CO2 Tanks The Bluelab pH Pen isGrowoniX GXM 150 HR High Rejection RO Membrane The GrowoniX GXM 150 HR is a custom rolled, cold water RO membrane in a 2" x 12" element. This High Rejection version delivers 97% rejection at a 2: 1 ratio and flows about 6 gallons per hour of pure water. It is rated for 150 GPD and built from polyamide thin film composite. It runs cold, from 50F to 113F. Rejection is the priority here, not raw flow. Chlorine Free Feed and Compatible EX GX Systems It