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Ships within 48 hours · Estimated delivery Oct 12 - Oct 17
Does not contain significant levels of nitrogen or phosphorus
potent fragrance that may be more enticing than catnip
Easily installs in seconds
Available in a variety of colours
Peters Step 1 (118 mL)
ESV Calcium Hydroxide (Kalkwasser Powder) 1600g UV Sterilizers & Accessories Does not contain significant levelsOne of the very few effective methods of maintaining calcium concentration and alkalinity with a single product, Kalkwasser Powder is a proven standard in the aquarium hobby. Commonly used in conjunction with auto top off systems, calcium provided is directly used by calcifying organisms. This pure Calcium Hydroxide product meets American Water Works Association and Water Chemical Codex requirements.
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