ROOF REPLACEMENT

If we can access the roof structure prior to installation of the final roofing system, the complexity and cost of the PV system installation may be substantially lower than installing over an existing roofing system. This holds true for both new construction projects and buildings that are to be re-roofed concurrently with PV system installation.

Here are support pipes installed on new construction that has a steel/foam/membrane roofing system. The shorter pole on the right has the final sealed flashing boot installed:

Here is an installation on new construction with a foam-over-concrete roofing system: