The answer to 'how much does underlayment cost' is that the cost of underlayment can vary significantly depending on several factors. Underlayment is a crucial component of a roofing system, providing a protective layer between the roof deck and the outer roofing material.
The cost of underlayment is influenced by the type of material used, the quality, the thickness, and the size of the area that needs to be covered. Generally, homeowners can expect to pay anywhere from $0.50 to $2 per square foot for underlayment, depending on these factors. It's important to note that the cost can also vary based on your location and the local market conditions.