The metal roof purlins spacing must be done correctly within narrow tolerances.
Rafter spacing for metal roof.
Wider panels allow for greater spacing between rafters.
The spacing between rafters in a given building is part of the engineering calculations that determine the required structure of the roof.
For light load roofs 24 o c.
A metal roof must also allow for some overlap on each side of the panels which will reduce the effective width of the panel.
For heavy loads 2x4s can span up to 5.
Rafter spacing for metal roof purlin hangers clips are available if you would rather the purlin be on the same level as the rafter rather than on top of the rafter.
The width of metal panels will determine the rafter spacing.
Determine the location of a rafter by a vertical set of nails in the fascia board or by an.
There is a chance of damaging roofing sheets if you are failed to do so.
Spacing your 2 4 shed rafters at 24 on center limits the width of your roof.
Rafter spacing is based on the width of the metal roofing panels.
The wider the roofing panels the greater spacing distance you should put.