Unfortunately, any type of paint will ultimately fail in a high-moisture area such as a shower. To achieve the longest-lasting finish, sand to bare wood and apply an oil-base primer followed by two coats of alkyd paint. If you replace the window, vinyl would be a better choice than wood because vinyl never needs to be painted.
Answered by: Greg Cook, Home Remodeling Editor
As a diehard do-it-yourselfer, Greg Cook has shared what he knows about building and remodeling with a national consumer audience for more than 25 years. He has served on staff for magazines and websites such as Better Homes and Gardens, BHG.com, and Remodeling Ideas. Since launching his freelance career in 2006, Greg has contributed to Popular Mechanics, Men's Journal, and a host of special interest and custom publications. He specializes in energy efficiency and sustainability.
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