Air Conditioning

HVAC - Heating, Ventilating, and Air Conditioning

https://www.amazon.com/Manual-Damper-White-Designed-dampers

Amazon link

https://www.amazon.com/Manual-Damper-White-Designed-dampers/dp/B081VXZ561?hvadid=522212013255&hvdev=c&hvlocphy=9018597&hvnetw=g&hvqmt=b&hvrand=16581650153700431201&hvtargid=kwd-424437981036&hydadcr=28520_10017580&keywords=ceiling+vent+knob&qid=1690561458&sr=8-2&linkCode=ll1&tag=cicorp2024-20&linkId=8127b8b86f82e57a23b6bdbfe7b06409&language=en_US&ref_=as_li_ss_tl