N12 Dual Wall Pipe
ADS N-12 Dual Wall Pipe is the industry standard for storm water management and subsurface drainage. With a smooth interior wall, this pipe ensures exceptional hydraulic performance, while the corrugated exterior provides unmatched structural strength. Manufactured from high-density polyethylene (HDPE), it resists corrosion, abrasion, and chemical exposure, making it a dependable alternative to reinforced concrete and corrugated metal pipes. Designed to handle a wide range of soil conditions and heavy traffic loads, N-12 pipe is the trusted choice for municipalities, contractors, and engineers looking for long-term durability and efficiency. With an expected 100-year design service life, it’s built to perform in the most demanding applications.
Key Features & Options:
Smooth interior (Manning’s n = 0.012) for reliable hydraulics and superior flow rates
Available in diameters 4–60″, lengths 13′ and 20′ to suit multiple project sizes
Flexible joint options: bell & spigot, gasketed, bell wrap, or pressure-rated coupler (10.8 psi)
Lightweight compared to concrete for easier handling and faster installation
Why Ray Lewis in Ohio?
- Large inventory of N-12 products ensures fast project fulfillment
- Experienced local team for installation support and engineering guidance
- Competitive regional pricing backed by trusted customer relationships

















