- 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.
- 4″ Air Diffuser Bottom Drain #BTMDRA4L