Universal Pond Filter Media - 2" Thick | Coarse Texture UVC116 Genuine replacement diaphragm cartridges for

Genuine replacement diaphragm cartridges for Generation 2 Aquascape Pond Air 2 and 4 Aerators

We recommend adding support blocks under the grate's center for any fountain

The air diffusers have a 5 year warranty

Compatible with low voltage outdoor lighting that accepts 2 pin connections

uneaten fish food

Universal Pond Filter Media - 2" Thick | Coarse Texture UVC116 Genuine replacement diaphragm cartridges forThis 2 inch thick white filter media has a coarse density, making it perfect for catching debris while allowing water to flow through freely. It can be used in a variety of pond applications, such as in a skimmer, biofilter or even a small prefilter on a pump. The textured substrate of this filter media provides a great "home" for good, beneficial bacteria to grow. Beneficial Bacteria help break down organic material and help to convert toxic ammonia