Medium Bubbles: Produces abundant dense bubbles to aerate your water reservoirs. A great way to increase oxygen solubility in your aquarium and enliven the aquatic lives.
Model: Jetting volume: 12 L/min; Recommended air pump power: > 4 W; Inner diameter of tubing: 3/16" or 3/8". Great for aquariums, DWC systems or ponds.
Reliable Material: Made of mineral material and sintered at a high temperature, it causes no effect to the health of your aquatics. Keep fish or roots growing healthily.
Stable in Water: Measures 4.1" D x 0.7" H and weighs 7 oz, which helps it sink to the bottom easily. And the 3 suction cups tightly suck the tank to make it sit stably in water.
Easy to Use: Soak the stone completely in water for 1 hour before use. Clean it regularly with a brush as it gets clogged after weeks or months of usage.
The 4 inch air stone disc features durability, steady bubbles and high dissolved oxygen rate. Optimal for aerating your water reservoirs and livening up your aquatics. A necessity to have in the house of aquatic lovers.
Sintered with high temperature, it is well built to keep stable in water and produce constant bubbles for fish’s breath. Perfect for both fresh and salty water environment like fish tanks, ponds, DWC reservoirs, aquariums, etc.
Steady Medium Bubbles:With large jetting volume of 12 L/min, the bubbler produces plentiful medium bubbles bursting steadily to increase oxygen level.
Easy to Use:Soak the stone in water about 1 hour before use. Clean it regularly as it gets clogged and replace it when not working properly.
At Hydro Worlds, we are doing all we can to make sure your package arrive in a timely manner.
We offer these methods for shipping your orders:
FedEx Premium Shipping - 2-4 business days
UPS Ground Shipping - 3-7 business days
Shipping Methods & Transit Times
Most orders are shipped the same day or the next day, depending on what time we receive the order. It may take longer if we are temporarily out of stock. You can find estimated shipping time on the product page.
Your orders will ship based on the shipping method selected once orders are fulfilled. Upon fulfillment, a tracking number will be provided and you are able to track the shipment via your account. Please allow 72 hours for tracking to update.
We are unable to edit orders once processed.
In the rare event that you experience a quality issue, please contact us right away. Images or video clearly showing the problem must be provided within a week of delivery, along with a detailed description and a photograph of your full packing slip. Refunds or credits are not guaranteed and are reviewed on a case by case basis. Hydro Worlds conducts strict quality control processes where orders are checked and verified before being processed and packed. If an issue is determined, we will do our best to satisfactorily resolve the matter at hand.
Stolen or lost packages
We are not responsible for stolen or lost packages, including those with a "Signature Release" on file. Please file a claim with the courier responsible for delivering your package.
Please ensure that your delivery address is correct, as we are not responsible for orders shipped to incorrect addresses or unclaimed. It is not possible to re-route a package once it has been shipped. If your package is returned due to an incorrect address, we can arrange a redelivery. However, a re-delivery fee will be charged for this service according to the carrier.
Shipping delays caused by courier issues, customs, import regulations, and weather conditions are possible and out of our control.