Description
xOverview
Pawfly offers an 8 inch air stone cylinder designed for larger reservoirs such as ponds, outdoor water features, garden circulation systems, and big fish tanks. It is not suitable for small tanks. When fully submerged, dense micro bubbles rise in a steady column, promoting water movement and smooth aeration without excessive noise.
What makes it effective
- Medium bubbles produced by many micro holes create a dense, even spout for thorough aeration
- Large size measures 2 in diameter by 8 in length and weighs about 16 oz; two square holders add stability
- Model ASC200 delivers a jetting capacity around 24 L per minute; recommended air pumps exceed 7 W
- Standard tubing compatibility includes 3/16 in or 3/8 in ID tubing for broad compatibility
Ease of use and care
Begin by soaking the diffuser completely in water for more than 3 hours before first use. Over time mineral buildup may occur; clean regularly with a brush to maintain steady airflow and prevent clogging.
Placement and benefits for larger systems
- Its 16 oz weight and end mounts help the diffuser stay in place during active bubbling
- Well suited for outdoor ponds, garden circulation, and large home aquariums needing reliable aeration
Practical tips for best results
Pair with an appropriate air pump to match the 24 L/min output and verify tubing fits 3/16 or 3/8 tubing. Regular checks help maintain performance across weeks and months.
FAQ
Q: What setups is this diffuser suitable for?
A: Ideal for large ponds, outdoor features, big aquariums, and DWC systems; not recommended for small tanks.
Q: How do I install and maintain the air stone cylinder?
A: Soak for at least 3 hours before first use; clean with a brush regularly to prevent clogging; ensure tubing fits and the unit stays stable.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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