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As ONA constantly strives to improve their odor neutralizing products
allowing you to operate the ballast outside of your grow room
you can't go wrong by starting your seeds or sticking your cuttings in Root Riot™ Plant Starter Cubes
The Bluelab® Combo Meter is a conductivity
5" 6' power cord Base Size: 9
GroLine Waterproof Hydroponic pH Tester Phat Filters As ONA constantly strives toThe GroLine HI98118 pH temperature tester is our latest pocket meter for measuring the pH of a hydroponic nutrient solution. This modern looking meter is only 0. 7" thick and extremely ergonomic, fitting comfortably in your hand. The HI98118 has a very large easy to read LCD display that shows both pH and temperature along with calibration, stability and low battery indicators. All operations are simplified to two buttons. One is for turning the meter