Purpose Of Tar Paper For Roofing

Measure the size of your roof in square feet.

Purpose of tar paper for roofing.

It is used in a small percentage of built up roofs bur as underlayment with asphalt wood shake and other shingles or even gravel since tar paper itself isn t particularly wind or sun resistant. Tar paper is far less common than asphalt felt paper and is used among other things for waterproofing roofs to prevent ingress of moisture. Felt paper and synthetic. Why use roofing felt paper.

In our industry there are two main varieties of underlayment. In northern climates ice or snow dams are another common. To protect your home install a protective layer of tar paper also called roofing felt before placing tile metal slate or wood shingles. It is sold in rolls of various widths lengths and thicknesses 3 foot wide 0 91 m rolls 50 or 100 feet 15 or 30 m long and 15 lb 7 kg and.

It provides backup protection in the event of ice or water damage. Wind driven rain or snow can trap water under your shingles putting your roof deck and inner residence at risk of moisture. Step 1 measure your roof s surface in square feet and purchase enough tar paper to cover the entire surface twice. Roofing felt also called tar paper is a material that lies between the actual roof and the house and the final layer of roofing material.

It also acts as a weather barrier until the shingles can be installed. Begin your first row of tar paper with the bottom of the tar paper. How to install roofing tar paper. Multiply the width by the height for the.

It is an added layer of protection from the elements and a necessary layer should even one shingle be blown off of your roof in a storm. Measure the width and height of each section separately.