The roof is one of the most important elements of a building, especially when it is a public one. This is why it is necessary to have a good knowledge of its construction. In this app, you will find a calculator which will be very useful when you are working as a roofer.

This calculator is designed to be used by roofers and to help them in the process of calculating roofs. It is a very simple tool which is easy to use and which has a lot of options. It is a four-function calculator with a lot of options.