Roof installation pros evaluate decking for rot or sag to ensure a solid base before laying any new roofing components.

https://docs.google.com/document/d/1j1TGWNCA5WGnzbC9RzM2IpUWny-zygzUy4x82K22SSI/edit?usp=sharing

Roof installation pros evaluate decking for rot or sag to ensure a solid base before laying any new roofing components.