Built-Up Tar and Gravel

Three to five layers of roofing felt laminated with coal tar, pitch or asphalt and topped with a layer of gravel or other aggregate material. Typically found on flat or low-pitched roofs. Assumes custom roof material colors and patterns typical of high value homes.

Included in Cost: 3-ply asphalt felt with gravel, flashing, gutters, and downspouts.

Enter a percentage between 0 and 100.

Help file last modified: 7/26/2018