API pH Up 4 oz Fish Tank Maintenance Tool Bring the dramatic beauty of

Bring the dramatic beauty of volcanic Iceland into your pet's habitat or your home with the Grotto Puzzle Lava—an exceptional piece that combines form and function

the balanced supply of dietary fibre further supports healthy digestibility for your dog

Excess phosphate contributes to unsightly algae and green water blooms

Material: Icelandic lava foam

with a volume of 7

API pH Up 4 oz Fish Tank Maintenance Tool Bring the dramatic beauty ofAPI pH UP pH adjuster raises pH levels in your aquarium to make water more alkaline when levels fall too low. pH is the measure of acidic or alkaline conditions in water, where a value of 7. 0 corresponds to a neutral pH; pH values about 7. 0 are considered alkaline, and pH values below 7. 0 are considered acidic. Different fish need different pH levels to be healthy, so it is important to test your water regularly to ensure pH levels fall where they