Commercial - Built Up

Western Pacific Roofing Has Many Years of Experiences...

​​​​Installing most major built-up roofing products and are certified applicators with approval to offer manufacturer’s full system warranties. The roofing membrane is protected from the elements by a surfacing layer, either a cap sheet or gravel embedded in bitumen or a coating material.  The most common surface for a BUR system, particularly in the west, is a fiberglass mineral surfaced cap sheet. The west represents 40 percent of the fiberglass cap sheet market. It offers a number of advantages. It has a white granular look, it is cost effective, and is relatively maintenance free.




Built-Up Roofing is one of the oldest and most reliable ways of installing a new roof. It was first known as composition roofing and started in the 1840s. B.U.R.s come in two basic types, asphalt and coal tar, and three basic components: