4" Roto-Flow

The Polylok Roto-Flow enables equal distribution to your leaching fields. They are available in 3” and 4” sizes.

The Roto-Flow is the low cost solution to your D-Box flow regulating problems. The simple Roto-Flow for D-Box outlet pipes gives you the easiest “set & forget” flow regulator available.

The Roto-Flow fits SCH 40, SDR 35 and thin wall pipe sizes. Both 3 inch and 4 inch sizes are available. Simply place the Roto-Flow into the D-Box outlet pipe then adjust to equalize flow.

The Roto-Flow is made from HDPE; it is designed to stand up in the septic environment without failing. Our Roto-Flow design ensures a good fit in all pipe sizes.

The Roto-Flow is made to fit pipes without collapsing or creating a loose fit. This will guarantee equal flow performance.