Design

Roofing

1. Steel (Metal Panel)
2. Manufacture
3. Panel Profile
4. Gauge
5. Yield Strength, Ultimate Strength, or Both
6. Paint System
7. Trims
1. Hemmed Exposed Edges
2. Soffit-Vented or Smooth, Aluminum or Steel
8. Shingles
1. Manufacturer
2. Shingle Model -
   Examples: 3-in-1, Architectural
9. Underlayment -
   Examples: 15# Felt, 30# Felt, Roofers Select, Ice & Water Shield
10. Roof Decking -
    Examples: OSB, Plywood, Insulated Structural Panel
11. Thickness-1/2”, 5/8”, ¾”, etc.
12. Spacer Clips (if required)
13. Connection & Fastener Requirements of Roofing Components
    (usually provided by material manufacturer)