Roto-Flow enables equal distribution to your leaching fields. It gives you 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. Simply place the Roto-Flow into the D-Box outlet pipe, and adjust to equalize flow.
Polylok part number: 3050-3
Minimum quantity: 4