ISTA Glass Mini Skimmer is effective for both freshwater and marine aquariums. ISTA Glass Mini Skimmer Features: Compact size – body length only 12cm. Suitable for hose size 12mm. Effectively removes surface film, leaving a crystal clear water surface to improve oxygen exchange. PC Plastic self floating inlet can adjust itself according to the water level. Adjustable inlet water volume. Instructions: Use cable tie to secure the connection between the glass pipe and the hose. Open the canister and adjust the water flow volume.
