This site contains affiliate links for which we may be compensated.
Aqua Natural Diamond Black Bio-Substrate$10.39
All Aqua Natural gravel and substrates are 100% natural, sustainably sourced, triple washed and kiln dried. Our high quality products create natural beauty combined with large surface areas for beneficial bacteria colonies and easy cleaning. This pack contains bio activated live nitrifying bacteria to either use as a primary substrate or mix with substrate for a healthy aquarium.