Ammonia Removing Undergravel Filter Cartridges are made with top quality zeolites which work to eliminate the top fish killer ammonia.
Undergravel Filter Cartridges solve the problem of overfeeding, over-crowding and foul water conditions.
Filter Cartridges fit all Undertow 'E' Filters.
Weight: 0.1600 lbs.
Cubes: 0.0005.

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 4.1 inch
Height : 0.2 inch
Length : 8 inch

Item Weight: 1.6 ounce (View shipping rates and policies)
Shipping Weight: 1.6 ounce (View shipping rates and policies)

ASIN : B003UYGV1K