 Safe for all outdoor surfaces, decks, roofs, siding, and walkways, offering long-lasting results and saving you time and effort. If you want your home's exterior to look its best with minimal effort, pick up a bottle of Wet and Forget today at Lowe's, Walmart, Menards, or Ace Hardware. Do you feel like you're allergic to something in your home, you get short of breath, you're sneezing more, you're even grumpy because you feel terrible?