Uenhoy 4 Pcs Air Stones 2 Inch Ball Shape Bubble Stone Airstones For Aquarium Fish Tank

About Uenhoy Uenhoy is a store focus on produce and sale hardware fittings and other accessories. We devote to providing high quality reasonable price product and superior service to worldwide. Feature – Non-toxic material is safe to fish and other creatures. – Release the bubbles more smaller denser uniform have a good dissolved oxygen rate. – It can create an atomization effect when you adjust the power of the air pump. Specification – Material: Silicon carbide – Shape: Ball – Diameter: 48mm / 1.89 – Fits for 4mm (3/16) ID or 8mm (3/8) ID tube – Recommended Air Pump Power: 4W and above Package Included 4PCS x Ball Air Stones How to Maintain 1. When the air bubbles are reduced soak the air stones into clear water about 30 to 60 mins. 2. Brush the surface to clean the dust bacteria and algae. Then flush it with clear water. After-Sales Service If you are not satisfied with the item or the product has any quality problem feel free to contact us with email or message. We are always at your service. We will offer unhesitatingly 100% full refund or product replacement within 30 days.