Brightwell Aquatics - Alkalin8.3 Concentrated KH Buffer Supplement - for All Marine Fish and Reef Aquaria - Aquarium Water Treatments, 17 fl oz
Brightwell Aquatics Alkalin8.3-P - Alkaline KH Buffer Powder for All Marine and Reef Aquariums
NT Labs Aquarium KH Up pH Stabiliser Buffer (180g)
Legend Al-Qali 300g, 600g, 1000g, 1500g Buffer pH Raise KH/Alkalinity Freshwater Aquarium Fish Tank (300g)
KH Booster – ARKA Carbonate Hardness Powder 500 g – raises KH & stabilises pH in freshwater & marine tanks – protects biofilter & supports nitrification – ideal for soft water, shrimp & reef aquariums
pH-KH Plus Aquarium 473 ml - pH Increase Raises Carbonate Hardness | water conditioner, pH plus, KH plus, pH control, prevents acid crash, mucous protection, fish tank, freshwater
