Supports denitrifying bacteria
Extreme surface area
No need to replace ever

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 7.99 inch
Height : 7.01 inch
Length : 12.01 inch

Item Weight: 5.11 pounds (View shipping rates and policies)
Shipping Weight: 6 pounds (View shipping rates and policies)

ASIN : B0006JLVU8