
                                                                                Length | 
                                                                        N/A 48 in | 
                                                                                Use for | 
                                                                        N/A Greenheck Vane Axial Fans | 
                                                                                Casing Side | 
                                                                        N/A 66 in | 
                                                                                Inlet Diameter | 
                                                                        N/A 59 in | 
                                                                                Outlet Diameter | 
                                                                        N/A 48.500 in | 
                                                                                Minimum Air Flow | 
                                                                        N/A 18000 ft³/min | 
                                                                                Maximum Air Flow | 
                                                                        N/A 69000 ft³/min | 
                                                                                Shape of Inlet/Outlet | 
                                                                        N/A Round Outlet | 
                                                                                Type | 
                                                                        N/A Acoustical | 
                                                                                Dynamic Insertion Loss @ 63 Hertz (Hz), 1500 Feet per Minute (FPM) | 
                                                                        N/A 4 dB | 
                                                                                Dynamic Insertion Loss @ 125 Hertz (Hz), 1500 Feet per Minute (FPM) | 
                                                                        N/A 11 dB | 
                                                                                Dynamic Insertion Loss @ 250 Hertz (Hz), 1500 Feet per Minute (FPM) | 
                                                                        N/A 18 dB | 
                                                                                Dynamic Insertion Loss @ 500 Hertz (Hz), 1500 Feet per Minute (FPM) | 
                                                                        N/A 27 dB | 
                                                                                Dynamic Insertion Loss @ 1000 Hertz (Hz), 1500 Feet per Minute (FPM) | 
                                                                        N/A 32 dB | 
                                                                                Dynamic Insertion Loss @ 2000 Hertz (Hz), 1500 Feet per Minute (FPM) | 
                                                                        N/A 28 dB | 
                                                                                Dynamic Insertion Loss @ 4000 Hertz (Hz), 1500 Feet per Minute (FPM) | 
                                                                        N/A 16 dB | 
                                                                                Dynamic Insertion Loss @ 8000 Hertz (Hz), 1500 Feet per Minute (FPM) | 
                                                                        N/A 12 dB | 
                                                                                Dynamic Insertion Loss @ 63 Hertz (Hz), 3000 Feet per Minute (FPM) | 
                                                                        N/A 3 dB | 
                                                                                Dynamic Insertion Loss @ 125 Hertz (Hz), 3000 Feet per Minute (FPM) | 
                                                                        N/A 10 dB | 
                                                                                Dynamic Insertion Loss @ 250 Hertz (Hz), 3000 Feet per Minute (FPM) | 
                                                                        N/A 16 dB | 
                                                                                Dynamic Insertion Loss @ 500 Hertz (Hz), 3000 Feet per Minute (FPM) | 
                                                                        N/A 26 dB | 
                                                                                Dynamic Insertion Loss @ 1000 Hertz (Hz), 3000 Feet per Minute (FPM) | 
                                                                        N/A 33 dB | 
                                                                                Dynamic Insertion Loss @ 2000 Hertz (Hz), 3000 Feet per Minute (FPM) | 
                                                                        N/A 29 dB | 
                                                                                Dynamic Insertion Loss @ 4000 Hertz (Hz), 3000 Feet per Minute (FPM) | 
                                                                        N/A 17 dB | 
                                                                                Dynamic Insertion Loss @ 8000 Hertz (Hz), 3000 Feet per Minute (FPM) | 
                                                                        N/A 13 dB | 
                                                                                Dynamic Insertion Loss @ 63 Hertz (Hz), 4500 Feet per Minute (FPM) | 
                                                                        N/A 2 dB | 
                                                                                Dynamic Insertion Loss @ 125 Hertz (Hz), 4500 Feet per Minute (FPM) | 
                                                                        N/A 9 dB | 
                                                                                Dynamic Insertion Loss @ 250 Hertz (Hz), 4500 Feet per Minute (FPM) | 
                                                                        N/A 17 dB | 
                                                                                Dynamic Insertion Loss @ 500 Hertz (Hz), 4500 Feet per Minute (FPM) | 
                                                                        N/A 25 dB | 
                                                                                Dynamic Insertion Loss @ 1000 Hertz (Hz), 4500 Feet per Minute (FPM) | 
                                                                        N/A 32 dB | 
                                                                                Dynamic Insertion Loss @ 2000 Hertz (Hz), 4500 Feet per Minute (FPM) | 
                                                                        N/A 30 dB | 
                                                                                Dynamic Insertion Loss @ 4000 Hertz (Hz), 4500 Feet per Minute (FPM) | 
                                                                        N/A 17 dB | 
                                                                                Dynamic Insertion Loss @ 8000 Hertz (Hz), 4500 Feet per Minute (FPM) | 
                                                                        N/A 12 dB | 
                                                                                Dynamic Insertion Loss @ 63 Hertz (Hz), 6000 Feet per Minute (FPM) | 
                                                                        N/A 1 dB | 
                                                                                Dynamic Insertion Loss @ 125 Hertz (Hz), 6000 Feet per Minute (FPM) | 
                                                                        N/A 8 dB | 
                                                                                Dynamic Insertion Loss @ 250 Hertz (Hz), 6000 Feet per Minute (FPM) | 
                                                                        N/A 16 dB | 
                                                                                Dynamic Insertion Loss @ 500 Hertz (Hz), 6000 Feet per Minute (FPM) | 
                                                                        N/A 24 dB | 
                                                                                Dynamic Insertion Loss @ 1000 Hertz (Hz), 6000 Feet per Minute (FPM) | 
                                                                        N/A 31 dB | 
                                                                                Dynamic Insertion Loss @ 2000 Hertz (Hz), 6000 Feet per Minute (FPM) | 
                                                                        N/A 29 dB | 
                                                                                Dynamic Insertion Loss @ 4000 Hertz (Hz), 6000 Feet per Minute (FPM) | 
                                                                        N/A 16 dB | 
                                                                                Dynamic Insertion Loss @ 8000 Hertz (Hz), 6000 Feet per Minute (FPM) | 
                                                                        N/A 11 dB |