is it ok to put a clip on air freshener in a return air duct, or clip to filter?

Yes. I am not sure if it would be any benefit but no harm done. Personally I use a couple of Downy fabric sheets on the inlet side of my air filter. Works great and smells good also. Hope this helps.
Reply to
stanhvac1

Site Timeline Threads

HomeOwnersHub website is not affiliated with any of the manufacturers or service providers discussed here. All logos and trade names are the property of their respective owners.