1 Pack X-Large Overflow Filter Box Intake Round Pre-Filter Foam Sponge 5.91″ x 4.13″ for Aquariums and Ponds (Coarse 25PPI)
$15.25
$26.38
About this item Use in: Hydroponic systems, ponds, aquariums, fish tanks, and reservoir. Intake hole: 1.10 inch (approx.). Diameter: 4.13 inch (approx.). Coarseness 25 PPI. Length: 5.91 inch (approx.). Inner Length: 4.33 inch (approx.) — Intake hole is not all the way through. Package Includes: 1 PIECE of Overflow Filter Box Intake Round Pre-Filter Foam Sponge 5.91″ x 4.13″ X-Large The applications of our bio sponge filter are the most versatile. These can be used on the most common air lift bio sponge filter, hang on back type filter, and may be fabricated into a filter you would like.
Aquarium Pumps & Filters