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Fill gaps in trim/baseboard with wood filler
Trigger
Gaps at seams and corners
Who does it
DIY
Est. time
30 min
Est. cost
$5-10
Difficulty
●○○○○
Step by step
Clean dust from the gap.
Apply paintable caulk (for wall-to-trim gaps) or wood filler (for wood-to-wood gaps).
Smooth with a finger or putty knife.
Let cure, then lightly sand wood filler flush.
Prime and paint to match.
Video guide
Search: 'how to fill baseboard gaps with caulk'
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Bill of materials