Common use of Built‐up and Single‐Ply Roof Systems Clause in Contracts

Built‐up and Single‐Ply Roof Systems. Provide either a 4‐ply built‐up hot applied or single ply membrane roof system depending upon design parameters. The selected roof system must have a 20‐year full system warranty which is to include insulation, fasteners, flashings, and roof systems accessories. Roof system manufacturer is to provide a roof inspection and roof report, with copies, to both the Lessor and Lessee at project completion. Single‐ply roof membrane may be either reinforced or non‐reinforced and have the equivalent in performance of a 60‐mil non‐reinforced membrane. A white reflective membrane system is preferred. Roof insulation is to comply with the Michigan Energy Code and be installed in 2 layers, joints staggered.

Built‐up and Single‐Ply Roof Systems. Provide either a 4‐ply built‐up 4-ply built-up hot applied or single ply membrane roof system depending upon design parameters. The selected roof system must have a 20‐year 20-year full system warranty which is to include insulation, fasteners, flashings, and roof systems accessories. Roof system manufacturer is to provide a roof inspection and roof report, with copies, to both the Lessor and Lessee at project completion. Single‐ply Single-ply roof membrane may be either reinforced or non‐reinforced non-reinforced and have the equivalent in performance of a 60‐mil non‐reinforced 60-mil non-reinforced membrane. A white reflective membrane system is preferred. Roof insulation is to comply with the Michigan Energy Code and be installed in 2 layers, joints staggered.