Zhongle Air Stone Disc Bubble Diffuser Plate for Pond Large Aquarium Fresh Water Diffuser of Bubbles

PRODUCT DETAILSDo not forget to take a video while opening the parcel. NO VIDEO = NO RETURN, NO REFUND. Standard Lazada return policy = 7 days upon receiving, parcel should be fully inspected.1. No rush shipping. We do next-day shipping, Monday to Saturday. Orders placed on Saturdays will be shipped on Mondays. 2. During sale, we receive numerous orders, so please be patient as we ship on a first-in-first-out method. Rest assured that we will ship your orders within the date allowed by Lazada. 3. While we ensure that our inventory is accurate, human error is inevitable. Hence, if your order is not available, our customer representative will ask you about a possible replacement. If we are not able to reach you, we will automatically replace the unavailable item. 4. Once items are shipped out, the seller does not have control over the delivery since this is handled by a third party.- 100% brand new and high quality.- Increase oxygen levels, lower CO2, and raise PH.- It is an important instrument to successfully keep aquatic fish for the respiration process.- Durable, washable, and sintered by high temperature.- The high-temperature sintering process makes the air stone more stable and durable, can be used for a long time.- Single air stone supply, need match with air pipe and oxygen pump for full usage.- Need soaking in the water for about 15mins before use. Specification:Material: Mineral Stone + PlasticColor: GraySize: 4 inches in Diameter Recommend to use an air pump of more than 15W to run it. Soak the stone in water for 6 hours before use.