Chapter 5 Basic Duct Symbols and Drawings 91
Copyright Goodheart-Willcox Co., Inc.
5.2.1 Duct Section Symbols
A duct section symbol can provide different information based on how it
is drawn. A symbol with a break line indicates that only a portion of the
entire duct run is being shown, Figure 5-7. A section represented with a
solid side shows a complete duct run or a particular section of ductwork.
Break
line
Goodheart-Willcox Publisher
Figure 5-7. A duct portion is shown as indicated by the break line.
Goodheart-Willcox Publisher
Figure 5-6. A—A horizontal section of rectangular duct. B—Plan view of the duct run
expressed on a print. The 28″ measurement is the side being viewed. C—Elevation
view of the duct run. The 14″ measurement is the side being viewed.
Plan view
Elevation view
A
28 × 14
14 × 28
B C
Copyright Goodheart-Willcox Co., Inc.
5.2.1 Duct Section Symbols
A duct section symbol can provide different information based on how it
is drawn. A symbol with a break line indicates that only a portion of the
entire duct run is being shown, Figure 5-7. A section represented with a
solid side shows a complete duct run or a particular section of ductwork.
Break
line
Goodheart-Willcox Publisher
Figure 5-7. A duct portion is shown as indicated by the break line.
Goodheart-Willcox Publisher
Figure 5-6. A—A horizontal section of rectangular duct. B—Plan view of the duct run
expressed on a print. The 28″ measurement is the side being viewed. C—Elevation
view of the duct run. The 14″ measurement is the side being viewed.
Plan view
Elevation view
A
28 × 14
14 × 28
B C