Rubber Membrane Air Diffusers are incredibly strong and are ideal for pond aeration, circulation, and destratifying applications. Unlike air stones, these diffusers are easy to clean.
| Part No. | Length | Recommended Airflow (cfm) | Max Airflow |
| RAD4 | 4″ | 0.2 | 1.1 |
| RAD6 | 6″ | 0.4 | 1.7 |
| RAD650 | 6″ | 0.4 | 1.7 |
| RAD650W | 6″ | 0.4 | 1.7 |
| RAD8 | 8″ | 0.7 | 2.5 |
| RAD850 | 8″ | 0.7 | 2.5 |
| RAD12 | 12″ | 0.9 | 3.5 |
| RAD1250 | 12″ | 0.9 | 3.5 |
| RAD2475 | 24″ | 1.8 | 5.4 |
*RAD650W is self-weighted
