Filter Aid (Formally Safe Water) 100ml
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King British Filter Aid+ is a rich-source of friendly-microbes that will help you maintain better water quality. A weekly addition to your aquarium water will reduce harmful ammonia & nitrite, making the water safer for your fish. Regular use improves the development of the biological filter for clean, clear water. For use in coldwater, tropical and marine aquariums. One 100ml bottle will enrich up to 900 litres.
Carefully calculate the volume to be treated making adequate allowance for the displacement of water by gravel, rocks and equipment. Invert bottle gently to mix before use. Add 1 capful (4ml) of Filter Aid+ for every 36 litres (8 gallons) of water. When starting a new aquarium or when using in a marine aquarium, use a double dose.