How do you repair a porcelain bathtub scratch?


Quick Answer

A porcelain bathtub scratch can be repaired by cleaning the surface of the scratch and applying a porcelain touch-up glaze, and then sanding and buffing it. Touch-up glaze for porcelain appliances and other products is sold at hardware stores, paint supply stores and home centers. These glazes are an exact match to the original manufacturer's colors.

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Full Answer

Scratches, chips and dings can damage the surfaces of porcelain tubs and usually require professional restoration. On the other hand, they can be easily fixed with a touch-up glaze that covers the damaged area while giving it a smooth finish.

  1. Clean the area
  2. Clean the scratched area using soap and water, making sure that any debris is removed. Rinse and let it dry completely.

  3. Mix touch-up glaze and apply
  4. Mix the touch-up glaze and use the provided applicator or brush to apply it to the entire surface of the scratch.

  5. Reapply if necessary
  6. If necessary, reapply the glaze after 24 hours to make sure that the scratch has been covered and refilled. Let the glaze dry thoroughly before recoating it.

  7. Sand and buff
  8. After the glaze has dried, sand the scratch with sandpaper to give the repair a smooth finish. Buff it afterwards with a soft cloth.

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