Aquarium Flexible Rubber Wall Air Curtain Bubble Tube For Fish Tank Soft Rubber Tube Hose Oxygen Diffuser Tube 45Cm/17.8In Length

45mm/17.8 Length Air Stone Bubble Bar Wall Curtain Tube Hose For Aquariums Fish Tanks The air curtain can work under sand in aquarium and this is quite good for that curtain of bubbles that you want in tank and keeps the water airated Suitable for most fish tank.If it not suitable for your aquariumwe will gladly refund or help you replace it. Tips and Steps: 1.Firstly connect rubber hose to the check valve outlet with 4mm air tubethen connect it to the air pump with 4mm air tube and steep it into the water. 2.Once power onequal bubble can be dispersed immediately. 3.After being used for a long timethe holes on the surface might be blocked. 4.Immerse it on hot water for about 8 minutesthen use brush or cloth to rub the surface slightly. NOTE: Size for manual measurement there may be a 0 to 2 cm error belongs to the normal phenomenon. And due to the difference between different monitors the picture may not reflect the actual color of the item. Thank you! Package includes: 2Pc x 45mm/17.8 Length Bubble Tube