2/4/6/8/10 Heads Adjustable Fish Tank Stainless Steel Oxygen Tube Dispenser Aeration Pump Oxygen Gasvolume Control Valve Reducer If you like this item,please add it to your "Wish List",If you like our store,please add it to your "Store List". There'll be some extra discount for you. Thank you very much!!! ^-^ Product Description: Item Type:Aquarium Air Flow Control Distributor Feature:Durable Ways:2/4/6/8/10 Material:Stainless Steel Diameter(inlet):8mm,4mm Features: 1. You can control the air flow by switching or turning off the valves. 2. Made of high-quality stainless steel, it is durable and not easy to rust, which is very suitable for aquarium. 3. Multi-outlets allow you to adjust the air flow for multi-fish tanks. 4. This distributor can be used for aquarium, hatchery and aquaculture applications. 5. Easy to operate and suitable for most aquarium users. Package Include: 1 x aquarium air flow distributor Notes: 1. Please allow 1-3 cm difference due to manual measurement and 3-5 g for the difference between different colors. 2. Due to the screen difference, the color may be a little different from what you expect, please allow it. 3. 1.00cm=0.39" About Shipment 1)WORLDWIDE SHIPPING. (Except some countries and APO/FPO) 2)S&H DOES NOT INCLUDE DUTIES, buyers will be responsible for any local taxes or other import fees. 3)Orders processed within promised days after the payment verification. 4)We only ship to confirmed order addresses. Your order addresses MUST MATCH your Shipping address. 5)The images shown are not the actual item and are for our reference only. 6)SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays. Transit times may vary, particularly during the holiday season. 7)If you have not received your shipment within 39 days from payment, please contact us. We will track the shipment and get back to you as soon as possible with a reply. Our goal is customer satisfaction! About Payment 1)We accept Ali West Union, TT, PP and payment processor ESCROW. 2)Payment must be made within 7 days of order. Return & Refund 1)You have 7 days to contact us and 30 days to return it from the date it was received. If this item is in your possession more than 7 days, it is considered used and WE WILL NOT ISSUE YOU A REFUND OR REPLACEMENT. There are NO EXCEPTIONS! Shipping cost will be at buyer's cost. 2)All returned items MUST BE in the original packaging and you MUST PROVIDE us with the shipping tracking number, specific reason for the return, and your order number. 3)We will refund YOUR FULL WINNINNG BID AMOUNT except shipping cost, upon receipt of the item in its original condition and packaging with all the components and accessories included. About Guarantee 1)12 months Manufacturer's limited Warranty for defective items (excluding items damaged and/or misused after receipt). Accessories come with a 3-month warranty. 2)Defective items MUST BE reported and returned within the warranty period (and in the original packaging, if possible). You must tell us what the defect is and give us your order number. WE DO NOT REPAIR OR REPLACE ITEMS WITH AN EXPIRED WARRANTY. About Feedback We maintain high standards of excellence 5 STARS, and strive for 100% customer satisfaction! Positive Feedback is very important to us. We request that you contact us immediately BEFORE you give us neutral or negative feedback. So that we can satisfactorily address your concerns.