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PH & PPM Meters

25 products

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Showing 1 - 25 of 25 products
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Observation, Measurement, Control - Gardin | pH Meter - Gardin
Gardin Gardin | pH Meter
$19.99
In stock, 43 units
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Observation, Measurement, Control - Active Air Indoor-Outdoor Thermometer and Hygrometer - 638104106009- Gardin
Active Air Active Air Indoor-Outdoor Thermometer and Hygrometer
$22.95
In stock, 4 units
Save $2.05
Accessories - Mondi Mini Greenhouse Thermo-Hygrometer - 876395001034- Gardin
Mondi Mondi Mini Greenhouse Thermo-Hygrometer
$14.90 $16.95
In stock, 17 units
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Nutrients, Additives & Solutions - Demeter's Destiny by Nectar for the Gods - 812863010337- GardinNutrients, Additives & Solutions - Demeter's Destiny by Nectar for the Gods - Gardin
Nectar for the Gods Demeter's Destiny by Nectar for the Gods
From $18.00 $20.00
In stock, 19 units
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Accessories - The Nute Meter - 3 in 1 pH TDS and Temperature Pen - 860222001113- GardinAccessories - The Nute Meter - 3 in 1 pH TDS and Temperature Pen - 860222001113- Gardin
Nute Tools The Nute Meter - 3 in 1 pH TDS and Temperature Pen
$49.95 $59.95
Ships direct from manufacturer
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Hydroponics - Elemental Solutions H2O Digital Thermometer - 872187009707- Gardin
Elemental Solutions Elemental Solutions H2O Digital Thermometer
$8.10 $9.00
In stock, 19 units
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Accessories - Bluelab - Conductivity Pen - 9421024920227- GardinAccessories - Bluelab - Conductivity Pen - 9421024920227- Gardin
Bluelab Bluelab - Conductivity Pen
$84.60 $94.00
Only 2 units left
Accessories - Gardin | TDS / EC Pen - GardinAccessories - Gardin | TDS / EC Pen - Gardin
Gardin Gardin | TDS Pen
$19.95
In stock, 81 units
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Observation, Measurement, Control - Active Aqua - Floating Thermometer - 638104002998- Gardin
Active Aqua Active Aqua - Floating Thermometer
$3.95
In stock, 4 units
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Nutrients, Additives & Solutions - Open Sesame by FoxFarm 5-45-19 - 752289201530- GardinNutrients, Additives & Solutions - Open Sesame by FoxFarm 5-45-19 - 752289201530- Gardin
FoxFarm Open Sesame by FoxFarm 5-45-19
From $14.36 $15.95
In stock, 4 units
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Nutrients, Additives & Solutions - Terpenez 0-0-0 Essential Oil Intensifier - Gardin
Generation Alpha Terpenez 0-0-0 Essential Oil Intensifier
$99.95 $119.99
Only 1 unit left
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Lighthouse 2.0 Controlled Environment, 4' x 8'
Hydrofarm Lighthouse 2.0 Controlled Environment, 4' x 8' x 6.5' (OPEN BOX DISCOUNT!!! )
$280.00 $339.99
Only 1 unit left
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Nutrients, Additives & Solutions - Ripen by General Hydroponics 0.5-7-6 - 793094019200- GardinNutrients, Additives & Solutions - Ripen by General Hydroponics 0.5-7-6 - 793094019200- Gardin
General Hydroponics Ripen by General Hydroponics 0.5-7-6
From $34.95 $221.00
In stock, 16 units
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Propagation - oxyCLONE oxyCERTS - 1 7/8", pack of 20 - 638104018043- GardinPropagation - oxyCLONE oxyCERTS - 1 7/8", pack of 20 - Gardin
OxyClone oxyCLONE oxyCERTS - 1.75” diameter, .7” depth, pack of 20
$18.99 $19.99
In stock, 11 units
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Hydroponics - Open Flow Bubbler by FloraFlex - 817593020274- GardinHydroponics - Open Flow Bubbler by FloraFlex - 817593020274- Gardin
FloraFlex Open Flow Bubbler by FloraFlex
$14.50
In stock, 4 units
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Observation, Measurement, Control - Bluelab - Multimedia pH Meter (Leap Probe Included) - 421024920951- GardinObservation, Measurement, Control - Bluelab - Multimedia pH Meter (Leap Probe Included) - 421024920951- Gardin
Bluelab Bluelab - Multimedia pH Meter (Leap Probe Included)
$224.95 $249.00
Only 2 units left
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HANNA - pH/EC/TDS Multiparameter Probe for use with HI9814 - Gardin
Hanna Instruments HANNA - pH/EC/TDS Multiparameter Probe for use with HI9814
$139.95 $149.95
Only 1 unit left
Save $0.10
Pennington - Smart Seed - Kentucky Bluegrass 3lb Bag - Gardin
Pennington Pennington - Smart Seed - Kentucky Bluegrass 3lb Bag
$19.95 $20.05
In stock, 7 units
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FloraFlex Nutrients - Full Tilt Late Bloom Ripener: 0-47-35 - GardinFloraFlex Nutrients - Full Tilt Late Bloom Ripener: 0-47-35 - Gardin
FloraFlex FloraFlex Nutrients - Full Tilt Late Bloom Ripener: 0-47-35
From $18.95 $22.99
In stock, 6 units
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Phantom 50 Series, DE Open Lighting System, 750W, 120V/240V - Gardin
Phantom Phantom 50 Series, DE Open Lighting System, 750W, 120V/240V
$199.99
Only 1 unit left
Netafim Self Piercing Pressure Compensating Emitters w/ 1.74 Internal Check Valve 0.5 GPH Barb Inlet - Gardin
Hydro Flow Netafim Self Piercing Pressure Compensating Emitters w/ 1.74 Internal Check Valve 0.5 GPH Barb Inlet
$7.95
In stock, 25 units
Self Piercing Pressure Compensating Emitters 25 Pack - Gardin
n/a Self Piercing Pressure Compensating Emitters 25 Pack
$9.95
Only 1 unit left
Hydro Flow Netafim Pressure Compensating Standard Spray Stake Double Pattern Gray 6.6gph - Gardin
Netafim Hydro Flow Netafim Pressure Compensating Standard Spray Stake Double Pattern Gray 6.6gph
$9.95
Only 1 unit left
Accessories - Tungsten Sharpener by Shear Perfection® - 849969026542- Gardin
Shear Perfection Tungsten Sharpener by Shear Perfection®
$22.95
In stock, 6 units
Free Shipping Over $79Save $11.90
GroLine Direct Soil EC TESTER/PEN
Hanna Instruments GroLine - Direct Soil EC TESTER/PEN
$107.10 $119.00
Only 1 unit left

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