General description The Aquarium 10cm Air Stone Bubble Diffuser is designed to produce dense and abundant medium bubbles, effectively aerating your water tanks, aquariums, fish tanks, or ponds. This essential tool enhances oxygen solubility, promoting the healthy growth of fish and aquatic plants. Each pack contains two durable air stones that are sintered at high temperatures, ensuring stability and consistent bubble production. Technical specifications Dimensions: 10 D x 3.8 H (cm) Weight: 328 g Jet Volume: 15 L/min Recommended Air Pump Power: > 4 W Compatible Air Tubing: 0.5 cm or 0.9 cm Installation Soak the air stone in water for more than 3 hours before use to ensure optimal performance. Connect to an air pump with a power rating of more than 4 W for best results. Usage Regularly clean the air stone with a brush to prevent clogging, which can occur after weeks or months of use. Replace the air stone if it is not functioning properly. Other information