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Neglecting the Filter Whether your air conditioner is connected to the furnace and ductwork or is a stand-alone unit (such as a window AC or a mini-split system), changing the filter is necessary.—
Timothy Dale,
Better Homes & Gardens,
28 June 2026 And 2-10 also won’t cover code upgrades or ductwork modifications needed to finish a repair.—
Sharon Wu,
USA Today,
25 June 2026 Mini or ductless splits don’t have the ductwork that central air has, instead having an outdoor unit with a condenser and fan and an indoor unit that’s usually mounted on the wall to circulate cool air.—
Karen Brewer Grossman,
Southern Living,
23 June 2026 An older system may have been grandfathered in, but a new replacement will usually involve upgrading electrical systems and the ductwork to meet today’s codes.—
Kat Tretina,
Kansas City Star,
18 June 2026 See All Example Sentences for ductwork