Black River Rock 25 lb media continuous ramp-up from ‘off’ to

continuous ramp-up from ‘off’ to ‘on’ over fifteen minutes

or to a sump bump system in fish tank or connected to the bottom filter

ponds & waterfalls

The active ingredients target and inhibit various forms of algae and cyanobacteria in the water column

Black River Rock 25 lb media continuous ramp-up from ‘off’ toCaribSea Black River Rock A Part of a Dramatic Aquascape All Natural Ideal for freshwater, but also saltwater safe Ready to use In a planted aquarium, hardscape materials can substantially change the look of the overall aquascape. Black River Rock from Caribsea allows you to create a spectacular backdrop for your plants and fish and the dark color helps bring out the best coloration. Available in 12 and 25 lb sizes, you can expect to receive