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Problem

What grit for wood putty before paint?

Wood putty or filler can show as a raised patch under paint.

wood drywall patch paint primer
Answer

For wood putty before paint, level with 180 or 220, then finish with 320.

Why it happens
The filled area must be leveled without digging into the surrounding wood or paint.
Recommended grit
Use 180 or 220 to level filler, then 320 for paint prep.
Wet or dry
Dry.
Success check
The filled spot feels flush and smooth before paint.

What to do

  1. Let the putty or filler dry fully.
  2. Level it with 180 or 220.
  3. Blend the edges into the surrounding surface.
  4. Finish with 320 before primer or paint.
Avoid: Do not paint over raised filler edges.

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