Rafter Spacing For Metal Roof

The spacing between rafters in a given building is part of the engineering calculations that determine the required structure of the roof. The width of metal panels will determine the rafter spacing. 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.

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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.

Rafter spacing for metal roof.

There is a chance of damaging roofing sheets if you are failed to do so. 2 4 rafters can span up to 7. The wider the roofing panels the greater spacing distance you should put. For heavy loads 2x4s can span up to 5.

Rafter spacing is based on the width of the metal roofing panels. 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 light load roofs 24 o c. Spacing your 2 4 shed rafters at 24 on center limits the width of your roof.

Wider panels allow for greater spacing between rafters. Correctly measure the spacing of furring strips for a metal roof to further decrease condensation. Determine the location of a rafter by a vertical set of nails in the fascia board or by an. The metal roof purlins spacing must be done correctly within narrow tolerances.

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