Fluval Aquatic + Water Changer & Gravel Cleaner API Combo Test a measured amount of carbon

a measured amount of carbon is placed in a pan with some steel balls

Molded From Harmless TPR

They are tolerant of tankmates that stay out of their territory but may be belligerent with bottom dwelling species such as gobies

Controller Features: multiple pause times

See KH Conversion Chart at end of instructions to determine KH level

Fluval Aquatic + Water Changer & Gravel Cleaner API Combo Test a measured amount of carbonWith its intelligent 2 in 1 design, the battery operated AquaVAC+ doubles as both a gravel cleaner and water change system for quick and easy cleaning with no siphoning or annoying mess to clean up! KEY FEATURES: Fully submersible waterproof vacuum up to a depth of 91 cm (36 in) traps plant debris, excess food, fish waste and more. Removable integrated filter cartridge easily detaches for waste disposal and rinsing. For best results, the replaceable