DOUBLE Q® is a dual wall HDPE pipe that is annularly corrugated on the exterior and has a smooth interior for increased flow capabilites. DOUBLE Q® pipe is a high performance product that is strong and durable, and offers soil tight joints. DOUBLE Q® is made of high density polyethylene plastic and lends itself to heavy construction projects.

Fabricated Fittings are available for DOUBLE Q® (plain end culvert pipe) and STORM SEAL™ (bell/spigot gasketed joint pipe).

Basins and Inline Drains available in diameters 6" through 48". Designed for use with HDPE plastic pipe and/or PVC pipe; Light weight for ease of handling; All joints are gasketed; Each basin is manufactured per your specified rim and invert elevations; Cast iron grates are rated for H-20 loads

Composed of High Density Polyethylene Plastic (HDPE), STORM SEAL™ will withstand impact, corrosion and damaging freeze/thaw cycles. STORM SEAL™ ensures a fast, cost-effective installation. Simply align the two pipe sections and push them together. This integral system is designed for maximum joint security and provides a water-tight connection.