Steps Involved in Building a HouseSpike's Calculators

Rafter Length Calculated in Metres

Calculate the length of a rafter in metres

Spike's Calculators

Rafter Length in Metres

Length m
Roof Pitch /12
Overhang mm


Roof Angle: °
Slope Factor: #
Hip and Valley Factor #
Rafter Length in Metres m


  1. wall length in metres
  2. pitch of the roof
  3. rafter overhang in millimetres


  1. roof pitch
  2. slope factor
  3. hip and valley factor
  4. length of rafter in metres

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