Smart accessory: float with anti-kink hose holder for attaching air hose with diffuser No contact with lower water layers, no total mixing of water Hook the air hose into the hose guide so that the diffuser is suspended approx. 30 cm above the water bottom. Included in delivery: float with anti-kink hose support Hang the air hose with diffuser in the hose guide so that the diffuser hangs approx. 30 cm above the water bottom. No contact with lower water layers, no total mixing of water. Firm hold thanks to pipe support, diffuser can be positioned at any desired height. Included in delivery: float with anti-kink hose support