Roof Felt Paper 15 vs. 30: Which is Better?
When it comes to roof underlayments, roof felt paper is one of the oldest types there is. Also known as tar paper, this underlayment has a fiberglass, cellulose, or polyester fleece base soaked in asphalt to increase its waterproofing ability. Roof felt paper is a great roof underlayment choice for homeowners on a tight budget. …