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Ships within 48 hours · Estimated delivery Sep 24 - Sep 29
this air filter replacement ensures continuous filtration efficiency and consistent indoor air quality
with a 1-year warranty
and vapor pressure deficit (VPD) with precision using the 12-foot thermal-alloy sensor probe
12 x 1 quart
General Hydroponics pH Up Liquid SIZE:1 Quart this air filter replacement ensurespH Up for Hydroponics: Stable, Reliable pH Control Formulated with potassium hydroxide and potassium carbonate, General Hydroponics pH Up quickly raises low pH for consistent nutrient availability and plant health. This fast acting pH adjuster promotes pH stability across hydroponics, coco, soil, rockwool, peat mixes, and water culture. How to Use General Hydroponics pH Up Add a small amount at a time to your reservoir or watering can, retesting until
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