1. Moisture Resistance: It is resistant to moisture, making it a great choice for areas that could get wet, such as exterior foundations, basements, and beneath house wraps. 2. Prevents Air Leaks: Foam boards can effectively prevent air leaks. 3. Versatility: Foam boards can be used on both sides of the wall or ceiling. 4. Durability: Compared to other forms of poster boards, foam boards have a strong core and are entirely stiff. They are very resistant to curling and bending.
