STOP, STRAIGHT TYPE; PVC MATERIAL; 8 INCH SIZE A; 8 INCH SIZE B; SDR 35 SCHEDULE; NSF, CSA B182.2, UPC, IAPMO APPLICABLE STANDARD; BUILDING DRAINAGE, SEWER APPLICATION; 0.24 INCH THICKNESS; INJECTION MOLDED PROCESS; ASTM D3034/F679 MATERIAL SPECIFICATION