This quiz is based on the FAQs on the JPL website and the Air Duct Council (ADC) 6th Edition, Flexible Duct Performance & Installation Standards. The JPL FAQs are provided based on the most frequently ...

Run 4-in. flexible ductwork from the grills to the inline fan. Connect each duct to a "Y" connector, then secure it to the inline fan. A single 6-in. duct runs from the fan to the vent hood ...

and new equivalent length values for flex duct junction boxes. Manual D, from the Air Conditioning Contractors of America (ACCA), provides a single set of ANSI-recognized duct sizing principles and ...

The renowned firm expands its product line with air diffusers and flexible duct elbow supports for its customers.