Description
Feature: Detachable Nano Furnace Flue Round Air Stone Disk Size: 4inch Color: Black How to use: 1. Soak air stone for about 1-2 hours before use. 2. Connect air stone to air tube. 3. Connect air tube to air pump outlet. 4. Attach air pump onto outside wall of aquarium tank, but locate the pump above water level to avoid any possible water counter flow. 5. Immerse air stone into aquarium tank. 6. Connect power adapter to electricity socket, then go. Warm Tips: 1. It does not include hoses and air
