Air Diffuser Manifolds Feature:
- Polyethylene underlay keeps diffuser from setting into pond bottom
- Manifolds with self-weighted RAD650W diffusers
- Includes check valve to prevent water from filling air line when not in use, strain relief barb fitting for tubing connection, underlay and clamp
Air Diffuser Manifolds Specifications:
- Part#: DM4
- Includes: (4) 6" Rubber Membrane Diffuser
- Recommended Airflow (CFM): 1.6 - 6.8
- Size of Underlay: 22½" x 22½"
- Tubing Connection: 3/8" & 1/2"




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