This is one of our favorite household hacks because it sticks, it’s waterproof, and you can walk or drive over it without damaging it. And come summer, it’ll scrape right off. Poop Pipe “My dogs ...

While expanding foam can make an efficient insulator and sealant, it also contains toxic substances. Fortunately, there's a ...

expanding foam insulation being sprayed onto a wall - Banksphotos/Getty Images ...