Many pond builders have found that adding a bottom drain helps keep a pond cleaner. Fish waste and other muck that accumulates on a pond bottom can be easily removed by a bottom drain. 

Ponds that are over 2′ deep can become stagnant without a bottom drain.

BDA 3″ Bottom Drain with Air Diffuser

3″ BDA Bottom Drain Features:

• Increases air circulation and cleaning capacity
• Includes 10″ rubber air diffuser that connects to top section
• 1/2″ barbed inlet fitting for incoming air
• Dual rubber gaskets and six stainless screws for water tight penetration through liner
• For use with 3″ schedule 40 PVC fittings and pipeDrain kits to connect to pond skimmer also available