Japanese Bio Filter Mat Premium Grade Pad Media for Koi and Pond Filters, 20" x 20" Saltwater Lighting A Pellet Designed With A

A Pellet Designed With A Purpose

and sulfate salts helping to increase any depleted levels of magnesium without contributing to any drastic impact on the ionic ratios that are found in natural seawater

DIRECTIONS: Mix one part MRP with two parts water by volume as a starting point

made of 100% cotton rope double braid

25inH x 10

Japanese Bio Filter Mat Premium Grade Pad Media for Koi and Pond Filters, 20" x 20" Saltwater Lighting A Pellet Designed With AImproved thicker design: 1. 5" thick The best biological media available Very firm and rigid Never need to replace, Sinking Dimensions: 20" x 20" x 1. 5"; Package includes: 1 x Japanese filter pad (20"x20") Great for saltwater sumps