MarinePure Biofilter Media Reactors They also help prevent larger

They also help prevent larger objects such as sand

meaning you will not have to use as much

The sleek look of the mounting arm is enhanced by the silicone sleeve over the flexible portion of the mounting arm

allowing the HI702 Checker to produce a reading in parts per million

Directions

MarinePure Biofilter Media Reactors They also help prevent largerMarinePure Bio Filter Media Blocks Premium Biological Filtration for Freshwater & Saltwater Aquariums Keep your aquarium water crystal clear and biologically balanced with MarinePure Bio Filter Media Blocks. Engineered with an ultra porous ceramic structure, these blocks provide an enormous surface area for beneficial bacteria to colonize, helping naturally reduce ammonia, nitrite, and nitrate levels. Suitable for both freshwater and saltwater