![Airflow direction? Central heat AC unit which is forced air. Red arrow was my guess after looking online, but the filter was pointing the opposite direction. Dumb, I know. : r/hvacadvice Airflow direction? Central heat AC unit which is forced air. Red arrow was my guess after looking online, but the filter was pointing the opposite direction. Dumb, I know. : r/hvacadvice](https://preview.redd.it/0ukuwmhkfz081.jpg?auto=webp&s=85f2400c36f11f6128f80948f7f9d639e1b882a3)
Airflow direction? Central heat AC unit which is forced air. Red arrow was my guess after looking online, but the filter was pointing the opposite direction. Dumb, I know. : r/hvacadvice
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Laminar Air Flow Unit(id:9885034) Product details - View Laminar Air Flow Unit from Chemietron Clean Tech Pvt. Ltd. - EC21 Mobile
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