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/1N2OxN1noKog7GSYdjxCsVP6RVJKGdAen3lvyRWZdYaY/edit?usp=sharing

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