Supports Denitrifying Bacteria
Extreme Surface Area
No need to replace ever

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 2.91 inch
Height : 2.05 inch
Length : 5.83 inch

Item Weight: 0 ounce (View shipping rates and policies)
Shipping Weight: 14.4 ounce (View shipping rates and policies)

ASIN : B004PBD4J4