The Exact-Cap is a highly accurate measuring device that fits onto all kinds of bottles, including pH Up and Down, nutrients, and even supplement bottles. It includes a variety of fittings to fit a wide range of bottles. Due to the upward flow of liquid into the Exact-Cap, the chance of cross-contamination into your bottle is completely eliminated. The materials are easy to clean, and the included 60 mL cup is easily removed from your bottles.
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