Red DWV copper tubing has ______ or Yellow ______ colored printing on the tube sides. Blue black red – black white Type DWV copper piping is labeled in – red blue ______ lettering. – yellow green Red – yellow light orange Yellow – Green Type K copper piping is labeled in Blue ______ lettering. Red Type ______ copper tubing has the Yellow thickest wall. Green K Blue L M DWV Type L copper piping is labeled in ______ lettering. A water closet (WC) needs a vent of at Red least ______ in diameter. Yellow 1 ¼ inches Green 1 ½ inches Blue 2 inches 3 inches Type M copper piping is labeled in 4 inches ______ lettering. 7-3 DRAINAGE FIXTURE UNIT VALUES (DFU) - Private usage PLUMBING FIXTURE MIN. SIZE TRAP ARM PRIVATE DFU Bathtub/Shower (BT) 1 ½ 2.0 Lavatory single (LAV) 1 ¼ 1.0 Sink domestic (KS) 1 ½ 2.0 – Water closet (WC) 3 3.0 Clothes Washer (ACW) 2 3.0 Cross Sectional Area Table Standard Cross Sectional Pipe Dia. Area 1 ½” 1.77 sq. in. 2” 3.14 sq. in
DWV copper tubing has ______ or ______ colored printing on the tube sides. black – red black – white red – blue yellow – green yellow – light orange Type K copper piping is labeled in ______ lettering. Red Yellow Green Blue Type L copper piping is labeled in ______ lettering. Red Yellow Green Blue Type M copper piping is labeled in ______ lettering. Red Yellow Blue Type DWV copper piping is labeled in ______ lettering. Red Yellow Green Blue Type ______ copper tubing has the thickest wall. K L M DWV A water closet (WC) needs a vent of at least ______ in diameter. 1 ¼ inches 1 ½ inches 2 inches 3 inches 4 inches 7-3 DRAINAGE FIXTURE UNIT VALUES (DFU) - Private usage PLUMBING FIXTURE MIN. SIZE TRAP ARM PRIVATE DFU Bathtub/Shower (BT) 1 ½ 2.0 Lavatory single (LAV) 1 ¼ 1.0 Sink – domestic (KS) 1 ½ 2.0 Water closet (WC) 3 3.0 Clothes Washer (ACW) 2 3.0 Cross Sectional Area Table Standard Pipe Dia. Cross Sectional Area 1 ½” 1.77 sq. in. 2” 3.14 sq. in
2009%20UPC%20Chapter%209%20Vents%20Questions.docx