Method Seven Evolution HPS Crystal, Black Matte LIGHTING Flexible Application: 100% soluble and

Flexible Application: 100% soluble and compatible with soil

Compatible with many herbicides and most fertilizers

single-point calibration for pH and EC with one solution

innovation

The HyperLogic Acid (low Ph) Membrane Cleaning Cartridge is formulated to help remove Calcium Carbonate

Method Seven Evolution HPS Crystal, Black Matte LIGHTING Flexible Application: 100% soluble andMethod Seven Evolution HPS Crystal mineral glass lenses, optimized color balancing, unmatched clarity, UV and infrared protection. Truly the best visual experience under HPS lights. A Flash Silver Coating attenuates light, plus it looks cool too. Lens Technology Your go to optical tool for growing under high pressure sodium (HPS) lights. HPS Crystal lenses are crafted from German mineral glass that's scratch resistant, easy to clean and never hazy.