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Crafted for both performance and durability
ARKA KH Booster Carbonate Hardness Powder 250g | Raises KH & Stabilizes pH Cables & Accessories Great Gift Idea: A funARKA KH Booster Carbonate Hardness Powder 250g Ensure optimal water stability and a healthy biological balance in your aquarium with ARKA KH Booster. This fast acting, fully dissolvable powder is specially formulated to quickly and safely raise carbonate hardness (KH), which is essential for preventing dangerous pH crashes in both freshwater and marine environments. Key Features & Benefits Raises KH Safely: Quickly increases carbonate hardness (KH),