BOYU Gravel Siphon Cleaner 612mm skimmers reactors alkalinity is termed Carbonate Hardness

alkalinity is termed Carbonate Hardness or KH Carbonate Buffer

Absorbed through the skin and gills

color selection is random and will be chosen at the time of shipment

or for up to 1 week

Use with standard CO2 airline tubing with a typical diameter of 4 mm

BOYU Gravel Siphon Cleaner 612mm skimmers reactors alkalinity is termed Carbonate HardnessBOYU Gravel Siphon Cleaner BOYU Gravel Siphon Cleaner 612mm is used for efficiently cleaning the substrate of fish tanks by siphoning dirt and water. Boyus GC 303 siphon cleaner is a top of the range vacuum cleaner for convenient fish tank maintenance. This powerful gravel cleaner thoroughly and speedily cleans the substrate by siphoning the dirt in and around it. It also siphons the water from your aquarium in a highly efficient manner. To keep your