Halo Grow Box

pH Testing & Control - Page 3 - Blowout Sale! Save up to 52%


Blowout Sale! Up to 52% off on pH Testing & Control at Halo Grow Box, Page 3. Top brands include KKmoon, Bluelab, Earth Juice, General Hydroponics, PHONIC TRAP, Botanicare, Homebox, GH pH, Biopharm, JENCO, Morpheus Grow Tech, Newdy, Armstrong International, GotHydro, Pancellent, & GuDoQi. Hurry! Limited time offers. Offers valid only while supplies last.



KKmoon Water Quality Analysis Device Professional & Power-saving pH-006 Pen-Type pH Meter High Precision with Automatic Temperature Compensation ATC Function Auto Calibration and Backlight LCD
KKmoon Water Quality Analysis Device Professional & Power-saving pH-006 Pen-Type pH Meter High Precision with Automatic Temperature Compensation ATC Function Auto Calibration and Backlight LCD
By KKmoon
In Stock
$15.99

mpn: 4336465315, ean: 0714424444264,

4.3 out of 5 stars with 88 reviews
This pen-type pH meter is professional and useful water quality tool for testing pH of the solution level. Suitable for aquarium pool, drinking water and environment water. Compact light and portable pen-type design. Features: Great to measure the pH...


Bluelab PeriPod L3
Bluelab PeriPod L3
By Bluelab
In Stock
$2,222.99

mpn: 716491, ean: 8927615884448,

4.9 out of 5 stars with 128 reviews
PeripodTM L3 doser is designed to be teamed with the Bluelab® Pro ControllerTM for a fully integrated solution for optimal reservoir dosing. The Bluelab® PeriPodTM is a simple and reliable inclusion which has 1x 1200ml/min, 40fl oz/min peristaltic ...


Earth Juice Natural Up 30 lb
Earth Juice Natural Up 30 lb
By Earth Juice
In Stock
$297.99

mpn: 722162, ean: 8927615884899,

4.7 out of 5 stars with 57 reviews
pH adjusting crystals that will, once and for all, eliminate the hassles and worries of spilling, splashing and dealing with harsh liquid pH adjusters. Use to adjust the pH of fertilizer and plant micronutrient foliar solutions.Earth Juice® Natural ...


GH pH 7.01 Calibration Solution Quart
GH pH 7.01 Calibration Solution Quart
By General Hydroponics
In Stock
$38.99

mpn: 722035, ean: 8927615884783,

4.7 out of 5 stars with 95 reviews
General Hydroponics® uses the highest quality reference solutions, allowing growers to calibrate many popular brands of PH, EC and TDS meters (NaCl scale or the 442 scale). General Hydroponics® technicians check each batch to ensure that our soluti...


PHONICTRAP DUCTING / NOISE REDUCTION 6 /m / 102 mm/ 127mm / 152 mm / 204 mm / 254mm / 515 mm 6 meter lengths (254)
By PHONIC TRAP
In Stock
$105.00

ean: 0735551875943,

4.6 out of 5 stars with 100 reviews
Overview Muffle the noise of powerful fans and air flow without using glass wool - grab some PhonicTrap ducting. It's 3 layers thick and has no glass wool. Even with a high airflow, this ducting holds it shape...for a powerful fan, this is the ducti...


Botanicare pH UP Plant Supplement 0-0-16 Formula, 1-Quart (12-Pack)
Botanicare pH UP Plant Supplement 0-0-16 Formula, 1-Quart (12-Pack)
By Botanicare
In Stock
$115.99
4.7 out of 5 stars with 97 reviews
Use to raise the pH of nutrient solutions. A pH of 5.5-6.5 is recommended for proper nutrient uptake in most plant varieties. Botanicare's pH Up solution is formulated at a 29% concentration rate making it easy to use for beginners and easy to custo...


HomeBox Evolution R240 Grow Tent - 240cm x 120cm x 200cm
HomeBox Evolution R240 Grow Tent - 240cm x 120cm x 200cm
By Homebox
In Stock
$845.00

ean: 5052647030457,

4.8 out of 5 stars with 65 reviews
HomeBox Evolution R240 Grow Tent - 240cm x 120cm x 200cm High-tech German design and engineering Seamless no-trip entry Rugged, plant-safe materials ensures long working life All parts are replaceable Removable, water-resistant flooring Double side a...


General Hydroponics pH Control Kit
General Hydroponics pH Control Kit
By General Hydroponics
In Stock
$24.93
$15.50
You Save: 38%

mpn: 722080, ean: 0730162234745,

4.8 out of 5 stars with 132 reviews
The pH Control Kit by General Hydroponics provides everything you need for testing the pH level of the nutrient solution in your hydroponic system. The pH balance is essential for stimulating vigorous plant growth. Vital elements in nutrient solution...


GH pH Down Liquid Quart 722120
GH pH Down Liquid Quart 722120
By GH pH
In Stock
$15.52

mpn: 722120, ean: 0791090258050,

4.6 out of 5 stars with 117 reviews
The Acid formulation uses food grade Phosphoric acid to lower the pH to the proper level. This powdered acid formula is easy to handle and ship. Lightweight in comparison to liquids. Widely recognized as a consistent and reliable product....


Biopharm Buffer Calibration Test Kit 3-pack 8 oz (250 mL) pH 4.0, pH 7.0 and Electrode Storage-For Precise and Accurate Calibrations, Designed for Hydroponics and Aquaponics- Ideal for ALL pH Meters
Biopharm Buffer Calibration Test Kit 3-pack 8 oz (250 mL) pH 4.0, pH 7.0 and Electrode Storage-For Precise and Accurate Calibrations, Designed for Hydroponics and Aquaponics- Ideal for ALL pH Meters
By Biopharm
In Stock
$19.97

mpn: BB8904X,

4.0 out of 5 stars with 56 reviews
Want that feeling of confidence from doing things right? Get our accurate, unbiased, independent and scientifically documented calibration standards and be sure your meter is working correctly. These buffer calibration solutions are suitable for the ...


JENCO pH 630F Lab Quality Pocket Size Digital pH Temperature Meter Tester for Drinking Water, Pool, Aquarium, and Hydroponic Use | .01pH Resolution
JENCO pH 630F Lab Quality Pocket Size Digital pH Temperature Meter Tester for Drinking Water, Pool, Aquarium, and Hydroponic Use | .01pH Resolution
By JENCO
In Stock
$75.00

mpn: H2, ean: 0784672854566,

4.3 out of 5 stars with 17 reviews
The Jenco pH 630F is built to last with easy to use calibration. It has a Large LCD to display both pH and temperature (Fahrenheit version) at the same time. Water-proof and dust-proof, a IP67 rated body. Able to replace the electrode module probe, t...


Morpheus Grow Tech pH TDS(PPM) Monitor/Meter 2 in 1 design for Hydroponic/Aeroponic Systems Continuous Monitoring
Morpheus Grow Tech pH TDS(PPM) Monitor/Meter 2 in 1 design for Hydroponic/Aeroponic Systems Continuous Monitoring
By Morpheus Grow Tech
In Stock
$119.00

ean: 0663751275945,

4.2 out of 5 stars with 48 reviews
Stable Reading-Great tolerance for air pump/submersible pump and other interference in hydroponic/aeroponic systems. Perfect for hydroponic/Aeroponic systems that needs continuous pH PPM monitoring.. One Button Calibration-for pH and TDS, doesn't re...


Newdy Digital PH Meter Tester for Water Quality, Food, Aquarium, Pool & Hydroponics,0.01/High Accuracy +/- 0.05 and 0.00-14.00 Measurement Range, Large LCD Display Battery Included -Yellow
Newdy Digital PH Meter Tester for Water Quality, Food, Aquarium, Pool & Hydroponics,0.01/High Accuracy +/- 0.05 and 0.00-14.00 Measurement Range, Large LCD Display Battery Included -Yellow
By Newdy
In Stock
$24.99

ean: 0652042928998,

4.4 out of 5 stars with 46 reviews
▼Water is consumed by the plants and animals we depend on, and we directly consume it every day. The pH level of water can provide information on potential contamination. ▼This pH meter is not only ideal for household or laboratory use, also sui...


Hydro-Organics Earth Juice pH Up 2lb
Hydro-Organics Earth Juice pH Up 2lb
By Earth Juice
In Stock
$22.79
4.2 out of 5 stars with 113 reviews
pH adjusting crystals that will, once and for all, eliminate the hassles and worries of spilling, splashing and dealing with harsh liquid pH adjusters. Use to adjust the pH of fertilizer and foliar spray solution for vastly improved nutrient availabi...


Steam Trap, 30 psi, 2300,Max. Temp. 377° @ 175 psig
Steam Trap, 30 psi, 2300,Max. Temp. 377° @ 175 psig
By Armstrong International
In Stock
$591.79

mpn: NA, ean: 7437844134197,

4.2 out of 5 stars with 13 reviews
Specification: Item: Steam Trap(F)NPT Connections: 1"Max. Operating PSI: 30 psiEnd to End Length: 4-7/8"Condensate Capacity Lbs/Hr: 2300Max. Temp.: 377 Degrees @ 175 psigType: Float and ThermostaticBody Material: Cast IronPipe Configuration: Same Sid...


Bluelab Connect Range Extender
Bluelab Connect Range Extender
By Bluelab
In Stock
$170.99

mpn: 716488, ean: 8927615884417,

4.4 out of 5 stars with 34 reviews
The Bluelab® Guardian Monitor Connect, Bluelab® Connect Stick, Bluelab® Connect Range Extender and Bluelab® Connect Software. The Bluelab® Guardian Monitor Connect can connect wirelessly to a computer at the grow site via the Bluelab® Connect S...


Bluelab pH Pen Storage/Maintain Calibration 8 oz set with pH Up & Down 8 oz
Bluelab pH Pen Storage/Maintain Calibration 8 oz set with pH Up & Down 8 oz
By GotHydro
In Stock
$129.99

ean: 0632096972543,

4.3 out of 5 stars with 45 reviews
Plants get their nutrient from minerals but they can only get all the right minerals they need if certain conditions are right. Think of nutrients like a lock. pH is the key. pH measuring equipment must be cleaned and calibrated regularly to ensure t...


Water Quality Test Meter Pancellent EC PH 2 in 1 Kit 0-9990us/cm Electrical Conductivity 0.01pH Resolution 0.01pH Accuracy
Water Quality Test Meter Pancellent EC PH 2 in 1 Kit 0-9990us/cm Electrical Conductivity 0.01pH Resolution 0.01pH Accuracy
By Pancellent
In Stock
$39.90
$19.17
You Save: 52%

mpn: TES-PH-USEC, ean: 0734009727124,

4.4 out of 5 stars with 45 reviews
Little Money to Know Water Quality The Pancellent EC PH Meter set is a professional level water test meter. Application: pure water production and drinking, tap water, well water, sea water, fish tank water, swimming pool water, amniotic fluid early ...


GuDoQi Digital Ph Tester Acidity Meter Water Quality Tester with Backlight ATC 0.01 Resolution 0-14 pH Measurement Range for Household Drinking Water Aquarium Swimming Pools Hydroponics
GuDoQi Digital Ph Tester Acidity Meter Water Quality Tester with Backlight ATC 0.01 Resolution 0-14 pH Measurement Range for Household Drinking Water Aquarium Swimming Pools Hydroponics
By GuDoQi
In Stock
$13.99

mpn: CE1325, ean: 0711531598620,

4.6 out of 5 stars with 13 reviews
Features: Full measurement range: PH 0-14, 0.05 PH range of error and 0.01 PH resolutions; quickly display readings in seconds Large and clear LCD display Compact and portable: Handheld pen-like design with a pen type clip which will keep it securely...


Earth Juice Natural Down 25 lb
Earth Juice Natural Down 25 lb
By Earth Juice
In Stock
$249.99

mpn: 722178, ean: 8927615884929,

4.5 out of 5 stars with 32 reviews
pH adjusting crystals that will, once and for all, eliminate the hassles and worries of spilling, splashing and dealing with harsh liquid pH adjusters. Use to adjust the pH of fertilizer and plant micronutrient foliar solutions.Earth Juice® Natural ...



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