Advanced Drainage N-12® Dual Wall Pipe Size:4" x 100 ft. In-board neutral bar increases gutter

In-board neutral bar increases gutter space to allow for professional installation of conductors

The valve construction is similar to a traditional regulator in that it retains a separate spring chamber and adjusting screw

Locks in cold for 4 days with extra thick foam insulated lid that provides four days of ice retention

keep the floor dry and safe with Tidee TubbTM

Advanced Drainage N-12® Dual Wall Pipe Size:4" x 100 ft. In-board neutral bar increases gutterThe Dual Wall N 12 pipe, with its smooth interior wall and corrugated exterior, offers exceptional hydraulics and strength. Built using application specific high density polyethylene, Dual Wall N 12 corrugated pipe also provides superior corrosion and abrasion resistance. This makes it an excellent alternative to reinforced concrete (RCP) and corrugated metal pipe (CMP).