Marketing InformationSioux Chief 833 Series FinishLine adjustable above grade flashing drain shall be used where necessary in drainage systems. Flashing drain shall allow adjustment of 1-1/4 in before the concrete pour and 1-1/4 in after the concrete pour. Flashing drain shall have an invertible flashing collar with openings to allow secondary drainage and ABS/PVC base adapter. Strainer shall meet applicable load requirements for intended use. Trap primer port shall be threaded 1/2 in FIP for optional connection. Designed in accordance with ASME A112.6.3-2001.