Aquatop Forza 25-40 Replacement Filter Pads for PFE-4 Power Filter - 2 Pack BiUbe Dimensions: 4-3/4" (including knobs) X

Dimensions: 4-3/4" (including knobs) X 2

Medical laboratory quality rubber bulb

hard and soft corals

Ease of Service

Directions for use:

Aquatop Forza 25-40 Replacement Filter Pads for PFE-4 Power Filter - 2 Pack BiUbe Dimensions: 4-3/4" (including knobs) XAquatop FORZA Replacement Filter Inserts with Premium Activated Carbon The FORZA 25 40 replacement cartridge insert is made of strong poly fiber and collects organic debris for easy removal. Filled with Aquatop's Premium Activated Carbon, these replacement cartridges are extremely easy to install, and help keep aquarium water crystal clear and free from odor. Benefits: 1. Collects organic debris for easy removal. 2. Keeps aquarium water crystal clear