Disc Air Diffuser 9"

Diffuser Specs:

• Fine Bubble Disc Diffuser:
• Threaded Connector 3/4 inch NPT (Male) Inlet
• Glass Filled Polypropylene Diffuser Body
• Premium Quality Membrane EDPM
• Glass Filled Polypropylene Retainer Ring
• Check Valve Feature
• Air Inlet Orifice Assembly
• Concentric Membrane Perforations
• Hex Headed Shank
• Can be used for KoiToilet I Aerated Bottom Drain Replacement Diffuser