• The principles of rain control in wall assemblies with a focus on rainscreens
• Common exterior metal wall panel assembly configurations 
• Wall substrates and support systems for exterior metal panel systems 
• Wall insulation and other environmental separation layers 
• Guidelines applicable to exterior metal cladding 
• Common varieties of metal wall panels 
• Fasteners and sealants used in exterior metal wall panel systems. 

If you install metal wall panel systems, you need this manual!