Flexible Duct Sizing
Frame in and mount the new vent boot install the rigid duct board start collar and connect the flexible.
Flexible duct sizing. Polyaire flexible duct. Flexible ducting also known as flex is used to transport heated or cooled air from the unit into your home and vice versa through. Design cfm 4 cfm 6 cfm 8 cfm 10 cfm 12 60 6x4 60 4x6 90 4x8 120 4x10 150 4x12 90 8x4 110 6x6 160 6x8 215 6x10 270 6x12 120 10x4 160 8x6 230 8x8 310 8x10 400 8x12. A duct system often begins at an air handler.
The blowers in the air handler can create substantial vibration and the large area of the duct system would transmit. Residential air duct calculator v153. Enter and adjust the parameters in the blue boxes. Click the calculate button for the results.
Problems with accepted practice sizing methods. Relationship between duct system performance acca design procedures and installed system quality. How to add an air duct to a room step by step instructions.