🌀 This vent had a fresh filter, but the duct behind it was still packed with dust
Filters trap particles — but over time, the return lines collect layers that reduce efficiency
We cleaned the ductwork so this HVAC system could breathe again
🔗 https://skycleanair.com/contact-us/
#ReturnDuctClean #SanDiegoHVACFix #EfficientAirflow #DustControlSolutions
