Air Diffusers

High-Quality Air Diffusers for Efficient Pond Aeration

Enhance water circulation and oxygenation with premium air diffusers designed for use with Pondmaster air pumps. These durable and efficient diffusers ensure optimal aeration, promoting healthier aquatic environments.

6" Straight Air Diffuser

• Designed for use with Pondmaster AP-20 and AP-40 air pumps
• Provides consistent and effective airflow for improved water quality

7" Diameter Ring Air Diffuser

• Compatible with Pondmaster AP-40, AP-60, and AP-100 air pumps
• Circular design enhances air distribution for maximum aeration efficiency

Air Diffuser Kit

• Includes 6" Straight Diffuser and 20 feet of 5/8" tubing
• Fits Pondmaster AP-20 and AP-40 air pumps for easy installation

These air diffusers are ideal for maintaining clear, oxygen-rich water in ponds, water gardens, and aquaculture systems. Contact us today to learn more or place an order.

• Free Shipping is valid for orders with a subtotal exceeding $199 and all orders will be shipped via UPS. Items purchased for delivery after 3pm will ship the following day. Items purchased for delivery after 3pm on Friday will ship Monday.
• Koi Fish only ship Monday- Wednesday. For orders placed after 3pm on Wednesday, the order will be shipped the following Monday.
• For Motor Freight (LTL) Shipments, oversized or heavy items unsuitable for traditional parcel delivery will be dispatched through a motor freight carrier, as indicated on the product page. Once the carrier receives your order, they will reach out to arrange a delivery time. An individual aged 18 or older must be present to sign for the delivery.
• You may return or exchange an unused or unopened item for a refund (excluding shipping and handling charges) within 30 days of purchase. Following 30 days, the item may be returned in exchange for a store credit. Used chemicals and fish food are not returnable. In addition, all sales on Japanese Koi are final and non-refundable. Should you have any questions or concerns when your fish arrive, please call 908-420-9908.