Q: The sprayer attachment on my kitchen sink just doesn’t have the power that it used to. I tried scrubbing the front of the sprayer with a vinegar-water mixture and an old toothbrush, but it didn’t ...

Lee Wallender is a home improvement writer of nearly 20 years and specializes in home remodeling, repair and maintenance. Lowe Larretta is former lead editor for Forbes Home, covering all things ...