The Right Filter – Don’t Guess at Pressure Drop
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In Manual D®, the duct design process has you fill out a friction rate worksheet. In step two, you are required to record component losses. Filters count as one of those losses. So, are you looking up the pressure drop of the filters you are using? If not, it could be the cause of many systems having insufficient airflow.
Manager HVAC Design Education at Air Conditioning Contractors of America (ACCA)
Ed Janowiak is Manager of HVAC Design Education at ACCA. He can be reached at ed.janowiak@acca.org.
Latest posts by ed.janowiak@acca.org (see all)
- Indoor Coil Pressure Drop – “Where’s the Heat?” - August 5, 2022
- The Right Filter – Don’t Guess at Pressure Drop - July 1, 2022
- Give Me Static! - May 9, 2022
Posted In: Aside, Technical Tips
