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Sand and Clean Second Coat of Joint Compound — Allow Second Coat to Dry and Sand

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Drywall Patch · Step 7 of 9

The short answer: After the second coat of joint compound has thoroughly dried, sand the area again with sandpaper (e.

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After the second coat of joint compound has thoroughly dried, sand the area again with sandpaper (e.g., 120-grit or a finer grit for a smoother finish) until it is perfectly smooth and level with the surrounding wall. Once sanded, wipe away all dust using a damp rag.

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