Why Is Dust Coming From Air Vents? (And How to Fix It)
If you've noticed dust coming from air vents sooner than expected, you might blame the ductwork first. While sometimes that's right, the real cause often sits just inches from the duct. For instance, the register, the filter, or a leaky joint could be to blame. Therefore, before you book a cleaning, determine which issue you actually face. Quick Answer: Specifically, four issues usually cause dust coming from air vents. First, a dirty register or dusty boot can release debris. Second, an overdue furnace filter lets particles bypass filtration. Furthermore, leaky ductwork pulls dust from an attic or crawlspace. Finally, years of buildup inside the ducts can also become airborne. Ultimately, the fix depends on the specific problem, so it isn't always duct cleaning. In [...]

