Copyright Goodheart-Willcox Co., Inc. Chapter 21 DWV Pipe and Fitting Installation 329 Nominal size (in) Laying length (in) A A A 45° ell 1 1/4 1 1/2 2 3 4 6 1 1 1/8 1 1/2 1 3/4 2 3/16 3 3/8 A A 90° ell 1 1/4 1 1/2 2 3 4 6 1 9/16 1 3/4 2 5/16 3 3 7/8 5 5/8 Nominal size (in) Laying length (in) A B C B A C Sanitary tee 1 1/4 1 1/2 2 3 4 6 2 3/8 2 5/8 3 11/16 4 7/8 6 1/8 8 3/8 1 5/8 1 11/16 2 5/16 3 1/16 3 7/8 4 15/16 1 9/16 1 11/16 2 5/16 3 1/16 3 7/8 4 15/16 C A B Wye 1 1/4 1 1/2 2 3 4 6 3 5/8 3 7/8 5 6 5/8 8 1/4 10 3/8 1 1/16 1 1/16 1 3/8 1 5/8 1 11/16 1 3/4 2 9/16 2 13/16 3 5/8 5 6 3/8 8 7/16 Goodheart-Willcox Publisher Figure 21-26. The laying length of common ABS and PVC fittings for DWV are given in this table. Wheeler Mfg. Division of Rex International USA, Inc. Figure 21-27. This quick release plastic pipe cutter is rotated around the pipe and tightened one-quarter to one-half turn per rotation. Goodheart-Willcox Publisher Figure 21-28. Using a miter box assures a square cut on plastic pipe. Type of plastic Cement ABS CPVC PVC ABS dissolved in methylethylketone CPVC dissolved in tetrahydrofuran PVC dissolved in tetrahydrofuran Goodheart-Willcox Publisher Figure 21-29. Various types of solvent cement are available for making joints in plastic piping. Goodheart-Willcox Publisher Figure 21-30. Apply solvent cement to plastic pipe with brush or dabber. Goodheart-Willcox Publisher Figure 21-31. Turn the pipe one-quarter turn as the joint is assembled and hold it in position until the cement has set.