Marketing InformationSioux Chief 863 series adjustable above-grade floor drain shall be used where necessary in drainage systems. Floor drain shall have an adjustable finish fixture, invertible flashing collar with openings to allow secondary drainage. ABS/PVC base adapter shall include a Sch. 40 hub connection, which conforms to ASTM D2665 (PVC) or D2661 (ABS). Strainer shall be heel-resistant and meet applicable load requirements for intended use. Designed in accordance with ASME A112.6.3-2001.