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Active Aqua Chiller 1" Fitting Kit for AACH50 & AACH50HP
Out of stock
$11.45 $13.64 -16%
Active Aqua Chiller 1" Fitting Kit for AACH100 & AACH100HP
In Stock: 17
$15.86 $18.89 -16%
Cutting Edge Solutions pH Down, 1 qt, case of 12
In Stock: 36
$117.41 $167.88 -30%
Cutting Edge Solutions pH Down, 1 gal, case of 4
In Stock: 57
$95.08 $135.96 -30%
Cutting Edge Solutions pH Up, 1 qt, case of 12
In Stock: 27
$117.41 $167.88 -30%
Cutting Edge Solutions pH Up, 1 gal, case of 4
In Stock: 44
$95.08 $135.96 -30%
Microbe Life Hydroponics pH UP, 1 qt
In Stock: 67
$16.69 $19.99 -17%
Microbe Life Hydroponics pH DOWN, 1 qt
In Stock: 44
$16.69 $19.99 -17%
GroStar GS1 pH Pen
In Stock: 286
$101.91 $115.99 -12%
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
In Stock: 198
$150.35 $178.99 -16%
GroStar GS2 Soil pH Pen
In Stock: 143
$215.87 $256.99 -16%
GroStar GS1-E replacement pH electrode
In Stock: 101
$42.83 $50.99 -16%
GroStar GS2-E replacement Soil Spear pH electrode
In Stock: 102
$152.87 $181.99 -16%
GroStar GS4-E replacement pH/EC combo electrode
In Stock: 88
$67.19 $79.99 -16%
GroStar pH Probe Maintanence Kit
In Stock: 87
$20.15 $23.99 -16%
HM Digital PH-80 pH/Temperature Meter
In Stock: 122
$39.09 $46.50 -16%
HM Digital Replacement pH Sensor Probe for HM-500
Out of stock
$32.80 $59.99 -45%
Active Air 2-Way Moisture/pH Meter
In Stock: 1090
$8.02 $11.84 -32%
Milwaukee Instruments pH600 Digital pH Pen
In Stock: 349
$33.01 $34.00 -3%
Milwaukee Instruments pH 600 pH Tester w/1 Point Manual Calibration
In Stock: 99
$33.98 $35.00 -3%
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