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This revolutionary reflector can increase lumen availability by as much as 300% and is now included
highly efficient Philips electronic ballast rated for 50
Sturdy Growth From 3-Part Base Nutrients Designed Specifically For Your Plants Using a high-quality micronutrient formula is your ticket to a rewarding garden
4" x 4" x 3"
GH pH 4.01 Calibration Solution Quart Gro Pro This revolutionary reflector can increaseGeneral 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 solutions are precisely calibrated and yield reliable readings each time they are used.
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