Low Pressure Piping (LPP)

Dec. 3, 2021

New Bulletin - Low-pressure piping in Onsite Wastewater Treatment Systems in Ohio

An LPP is a shallow, pressure-dosed soil absorption system that evenly distributes wastewater in the entire trench area. LPP systems may be required at sites with shallow limiting conditions. They are also benefitial for any system that requires pumping the effluent upslope.

Purchase and download a copy of the new bulletin at this link