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Working with 18" corrugated pipe
Note: Only three total risers (450 mm - 18") can be added to Ecoflo® compact biofilter models EC-2
Position adapter ring over opening
and STB-730
The cutting lines are indicated at each foot (12"
Bouchon Roto-flow 4" Eau potable Working with 18" corrugated pipeRoto Flow enables equal distribution to your leaching fields. Available in 3" and 4" sizes. 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. The Roto Flow fits both Schedule 40, SDR 35 and thin wall pipe sizes. Simply place the Roto Flow into the D Box outlet pipe, and adjust to equalize flow. Polylok part number: 3050 4
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