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Apera Instruments GroStar GS1 pH Pen Tester (Gen II) Nutrient A and the minimal-waste GrowServe™ system

$158.00

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and the minimal-waste GrowServe™ system

Meters: 1

Perhaps the coolest feature of the EX400 is that with the included BP-1530 booster pump you can increase input feed water pressure to 80psi

Hydrogen Sulfide

Apera Instruments GroStar GS1 pH Pen Tester (Gen II) Nutrient A and the minimal-waste GrowServe™ systemGet fast, accurate pH readings. Apera Instruments GroStar GS1 pH Pen Tester (Gen II) is a lab grade pH meter designed specifically for growers to easily manage crop success, featuring a durable and accurate replaceable sensor and a grower friendly workflow along with other intelligent functions and features that help reduce the guesswork and give you the confidence in every measurement. State of the art pH sensor tech The GroStar pH probe is featured

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