DUCTWORK RADIUS ELBOWS

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					                                                                                              R SHALL                           R SHALL                        R SHALL
                                                                                                                                                        1/3W




                                                                                                                                              1/
                                                                                              EQUAL                             EQUAL                          EQUAL




                                                                                                                         1/3W
                                                                                     W                                                             2W
                                                                                              OR BE                             OR BE                          OR BE
                                                                                         R    GREATER             2/            GREATER                        GREATER
                                                                                                                                           VANE




                                                                                                                   R
                                                                                              THAN W.      VANE                 THAN                           THAN
                                                                                                                    3W
                                                                                                                                                        R




                                                                                                                                1/3W.       1/6W               1/6W.




                             SCALE : NONE
                                                                          STANDARD RADIUS OR
                                                                          LONG RADIUS ELBOW
                                                                                                              W                               W




                                            DETAIL TITLE / DUCTWORK




DATE ISSUED: DECEMBER 2008
                                                                                                        SHORT RADIUS ELBOW                SHORT RADIUS ELBOW
                                                                                                           WITH ONE VANE                    WITH TWO VANES
                                                                          NOTE:

                                                                          1.   THE INTERIOR SURFACE OF ALL RADIUS ELBOWS SHALL BE MADE ROUND.




                                                RADIUS ELBOWS
                                                                          2.   ALL STANDARD RADIUS ELBOWS CAN BE SUBSTITUTED WITH SHORT RADIUS
                                                                               ELBOWS. ALL SHORT RADIUS ELBOWS SHALL HAVE VANES. VANES SHALL BE
                                                                               CONSTRUCTED, SUPPORTED AND FASTENED AS RECOMMENDED BY SMACNA.




CAD DETAIL NO.:
                                                                               DUCTWORK RADIUS ELBOWS
                                                                      #        NTS



                                                                           DESIGNER'S NOTE:
                                                                           DO NOT SHOW MITERED ELBOWS AND MITERED OFFSETS (TRANSITIONS) GREATER THAN
                                                                           15 DEGREES ON DRAWINGS.




SD233100-02.DWG

				
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