Sioux Chief 841 Series QuadDrain shall be used where necessary in drainage systems. Drain shall have a one-piece ABS or PVC body with SCH 40 hub connection which conforms to ASTM D2665 (PVC) or ASTM D2661 (ABS). Drain shall include a polymer or cast metal strainer that meets applicable load and flow requirements for intended use. Designed in accordance with ASME A112.6.3-2001.