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High-quality quartz material
compact size and an increased protected surface area per cubic meter
or bottom-dwelling friends
Suitable for ponds
NT Labs Koi Care Buffer KH Up 1.5kg Water Pump High-quality quartz materialPond fish require a safe and stable pH to remain healthy. As pond water ages, fish waste and other organic matter uses up the carbonate hardness (KH) that provides this safe and stable pH. If left unchecked, a low KH can lead to unstable water quality, a sudden drop in pH and serious illness in fish. NT Labs KH Buffer Up replenishes these essential minerals leading to a safe and stable environment. How to use? Dissolve the powder in a bucket of pond