EasyPro BDA 3 Inch Bottom Drain with Air Diffuser for Koi Ponds - Includes 10" Rubber Air Diffuser - Compatible with 3" Schedule 40 PVC Fittings & Pipe Drain Kits - Perfect for Outdoor Water Gardens and Fish Ponds

Enhanced Water Circulation Boost pond cleaning efficiency with increased air circulation using the 3" BDA Bottom Drain.

Durable Air Diffuser Includes a 10″ rubber air diffuser that easily connects to the top section, ensuring optimal oxygenation.

Secure Air Connection Features a 1/2″ barbed inlet fitting, designed for a reliable and leak-free connection for incoming air.

Leak-Proof Design Equipped with dual rubber gaskets and six stainless steel screws for a watertight seal through the liner.

Versatile Compatibility Specifically designed for use with 3″ schedule 40 PVC fittings and pipes, with drain kits available for pond skimmer connections.