Seachem Matrix 1L SALE! Flipper's patented design creates the

Flipper's patented design creates the only 2-in-1 aquarium cleaner that can FLIP from scrubber to scraper simply by rotating the handle

Made of ultra strong and durable plastic

allows you to house macro algae or biological filtration media in a rear chamber

Lighting hood installs as normal

laminar flow to maximize performance

Seachem Matrix 1L SALE! Flipper's patented design creates the**1L size Treats up to 200 gallons (800 liters) of Aquarium water Matrix is a high porosity biomedia that provides efficient biofiltration for the removal of nitrogenous waste. Matrix is a porous inorganic solid about 10 mm in diameter. Each liter of Matrix provides as much surface (>~700 m2) as 170 liters of plastic balls! Plastic bio materials provide only external surface area, whereas Matrix provides both external and internal macroporous surface