Black Aqua Wood (per pound) Medicine It is not chemically coated

It is not chemically coated or treated and will not alter the pH of the water

Eheim's Lava Rock filter media is great because of it's light-weight porous rock structure

You can add multiple modules to the filter through their 'magnet connecting system' that allows for more filtration in larger tanks

Underwater Treasure's brings you this wonderful line of natural wood roots to compliment your aquarium or terrarium

For example

Black Aqua Wood (per pound) Medicine It is not chemically coatedJurassic Products' Black Aqua Wood is heavy wood that easily sinks. A diverse wood that boasts intricate shapes and colours ranging through shades of black and brown. An excellent hardscape wood for aquariums, palladiums, terrariums and vivariums.