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Ships within 48 hours · Estimated delivery Aug 18 - Aug 23
Active Air Inline Duct Fans offer innovation and performance at a great price
Instructions are on the label of the bottle
Titanium coated blades for extra strength
High red and blue spectral ratios for good photosynthesis efficiency
Hanna GroLine Waterproof Portable pH/EC/TDS Combo Meter Quest Filters Active Air Inline Duct FansDesigned to bring simplicity to nutrient testing, the HI9814 Portable GroLine Meter is designed specifically for Hydroponic growers. The specialized electrode combines 3 sensors in a single rugged probe featuring a polypropylene body, integrated temperature sensor, and cloth junction. One combined, pre amplified pH, EC, and TDS (ppm) probe for hassle free measurements. Quick CAL mode for a speedy, single point calibration for pH and EC with one
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