Marine Metal Bubble Donut Air Diffusers are great to aerate minnow buckets, live wells, aquariums, and coolers. Bubble Donut Air Diffusers are made of a tough, durable construction and weighted to stays on the bottom of your tank or bucket.

Marine Metal Bubble Donut Air Diffusers work with 12 volt, 110 volt, and D battery air pumps.

• Model: ABS-3 – Size: 3 in.
• Model: ABS-5 – Size: 5 in.

Prop 65 Warning