Hip and Valley Calculator

Hip & Valley Roof Calculator

Hip & Valley Roof Calculator

Roof Parameters

Calculations

Rafter Measurements
Common Rafter Length: 0 ft
Hip/Valley Length: 0 ft
Ridge Board Length: 0 ft
Angles & Cuts
Roof Angle:
Hip/Valley Angle:
Plumb Cut Angle:
Seat Cut Angle:
Materials Needed
Total Roof Area: 0 sq ft
Roofing Squares: 0 squares
Sheathing (4×8 sheets): 0 sheets
Rafters (16″ OC): 0 pieces
Rise & Run
Run (to ridge): 0 ft
Rise (height): 0 ft

Notes:

  • All measurements include overhang and ridge thickness adjustments
  • Rafter count assumes 16″ on-center spacing
  • Add 10-15% waste factor for materials
  • Consult local building codes for proper sizing and spacing requirements