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Environmental Controls
Irrigation And Oxygenation
Containers
Fans, Ventilation, and Ducting
Lighting
Measuring, Testing, and pH
Nutrients & Supplements
Pest & Disease Control
Propagation
Growing Mediums
Garden Accessories
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pH Control
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GH pH Down Liquid Quart
Regular price
$11.73
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GH pH Control Kit
Regular price
$18.74
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GH pH Up, 1 qt
Regular price
$11.73
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pH Test Indicator 1oz
Regular price
$8.20
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GH pH Up, 1 gal
Regular price
$29.24
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GH pH Down Liquid Gallon
Regular price
$29.24
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GH pH Test Kit 8oz
Regular price
$11.96
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