The following books come pre tabbed and highlighted.
Architectural Sheet Metal Manual, 2012, Sheet Metal and Air Conditioning Contractors'
International Building Code, 2015
NRCA Roofing Manual: Membrane Roofing Systems, 2019,
NRCA Roofing Manual: Metal Panel and SPF Roof Systems, 2016,
NRCA Roofing Manual: Steep Slope Roof Systems, 2017,
NRCA Roofing Manual: Architectural Metal Flashing Condensation and Air Leakage Control, and Reroofing, 2018,
Code of Federal Regulations - 29 CFR Part 1926