sera Glass Clear Large Magnetic Glass Cleaner Seachem Scraper Replacement Cartridge Iron is of no importance

Iron is of no importance in fish only aquaria

for all herbivorous and omnivorous tropical fish

The Red Sea Algae Control Pro Multi Test Kit includes high accuracy colorimetric comparator tests for the exceptionally high accuracy measurement of nitrate and phosphate

sodium is not a contributing cation to GH levels

Not for use on acrylic aquariums

sera Glass Clear Large Magnetic Glass Cleaner Seachem Scraper Replacement Cartridge Iron is of no importanceThese magnets make cleaning the aquarium glass easy. The cleaning surface of the inner part removes the algae layers. The surface of the outer magnet is covered with a particularly fine synthetic mat that protects the glass. The magnets have an oar that allows attaching a piece of string for retrieving it. FOR USE WITH GLASS AQUARIUMS ONLY. SIZE: Large 60 x 110 mm (2. 4 x 4. 4 in.) for glass thickness up to 10 12 mm (0. 4 0. 5 in.)