Follow this with a bleach.

How to remove mold from wood window frames. The soap and heat will start to loosen the mold. The mold should start to come up, but if it doesn’t, take your plastic brush or scraper and apply pressure. Then, disinfect the area with a solution of bleach and water and let it dry.

You should be able to clean the mold off with you choice of bleach solution, vinegar solution, hydrogen peroxide solution etc. Once the mould is gone from the window, use your other cloth to dry the area completely. Removing mold from aluminum window frames is easy, just soak them in a bleach solution for a few minutes and then wipe it clean.

Once this is done, wipe the windowsill with a clean, dry cloth and leave the window open to dry. Liz at simple decorating tips on feb 11, 2019. Spray the window and the window sills down again with water.

In this video, i show you how to remove black mold from a window sill using a natural solution that doesn't contain harmful chemicals. Use this mold removal guide to detect and remove the growth of mold from your window casings and frames. Clean off the water with paper towels or an absorbent cloth.

Wooden window frames are significantly more difficult.