A metal roof must also allow for some overlap on each side of the panels which will reduce the effective width of the panel.
Rafter spacing for metal roof.
For heavy loads 2x4s can span up to 5.
Wider panels allow for greater spacing between rafters.
Correctly measure the spacing of furring strips for a metal roof to further decrease condensation.
Rafter spacing is based on the width of the metal roofing panels.
The spacing between rafters in a given building is part of the engineering calculations that determine the required structure of the roof.
Spacing your 2 4 shed rafters at 24 on center limits the width of your roof.
Other relevant factors include the type of wood being used for the rafters the size of the rafters and the load that the rafters need to support.
Determine the location of a rafter by a vertical set of nails in the fascia board or by an.
For light load roofs 24 o c.
The metal roof purlins spacing must be done correctly within narrow tolerances.
The width of metal panels will determine the rafter spacing.
There is a chance of damaging roofing sheets if you are failed to do so.