Armtec Ultra Flo is a storm sewer pipe with a unique external rib corrugation that provides a significant improvement in hydraulic performance over traditional corrugated steel pipe, reducing the Manning’s value to 0.013.
Features & Benefits
Ultra-Flo Corrugated Storm Sewer Pipe
Fast installation – lightweight and long lengths with fewer joints
Lowest installed cost compared to other large diameter storm sewer materials
Couplers provide mechanical pull-apart resistance – critical in soft soils
Variety of materials to match design service life to material service life