THE BAG 13 X 25CM- Welded bag ideal for all filtration media. Secure reopenable closure. 180 micron mesh. Resistant to bleach, caustics and acids. The Bag is an innovative filtration bag with a durable welded seam. It has a 180 micron mesh, resists bleach, caustics and acids, and comes with a practical resealable clamp. Available in 13 x 25 cm....

Matrix 250 mL Natural porous bacterial carrier. Works aerobically and anaerobically. No need to change it over time. Matrix is the highly effective high-porosity filtration media for nitrogenous waste removal. Each liter of Matrix provides as much surface area

Matrix 500 mL Natural porous bacterial support. Works aerobically and anaerobically. No need to change it over time. Matrix is the highly effective high-porosity filtration media for nitrogenous waste removal. Each liter of Matrix provides as much surface area

MATRIX 4L Natural porous bacterial carrier. Works aerobically and anaerobically. No need to change it over time. Matrix is the highly effective high-porosity filtration media for nitrogenous waste removal. Each liter of Matrix provides as much surface area