D-D H2Ocean Magscraper Pro Large with Blade (Up to 20mm Glass) Return pumps The Universal mounting arm attaches

The Universal mounting arm attaches firmly onto the rear wall of the tank and can be rotated from side to side during reefscaping and other maintenance

Comes with a free seaweed clip

The pollutants are bound to the surface of Phos and will not be released again

It may take up to a few days for a dry sensor to equilibrate with the water

5 programmable wave patterns with unique Forward/Reverse/Alternating flow modes

D-D H2Ocean Magscraper Pro Large with Blade (Up to 20mm Glass) Return pumps The Universal mounting arm attachesH2Ocean Magscraper Pro Extra Large Magnetic scraper for glass only Glass thickness up to 20mm Stainless steel blade Scrape and clean