Evolution Aqua 4in Aerated Bottom Drain – BTMDRA4L


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  • Heavy Duty Schedule 80 PVC
  • 4″ Horizontal Pipe Fitting
  • 1″ Side Mount Aeration Pipe Fitting (easier application than bottom pipe fitting bottom drains)
  • Center standpipe can be adjusted, threads to the underside of aeration plate and glue to the bottom of the drain base
  • Includes 4″ bottom drain base with 1″ air inlet, stainless steel screws, liner ring, and aeration disc with a plate.

Additional information


Pond Product Type

Plumbing Supplies

Plumbing Supplies Type

Bottom Drain Output Size