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Rafters and battens to deck roof?

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  1. #1
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    Default Rafters and battens to deck roof?

    Have 200x50 F17 HW rafters to new deck spanning 5000mm, at what centres should these be placed?

    same with roof bettens 50x38 HW - what centres?

    Thanks

    EDIT: Sorry forgot to mention its for a colorbond/zinc roof

  2. #2
    A Member of the Holy Trinity silentC's Avatar
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    5 metres is outside the scope of the span tables, but I would think 900mm centres assuming it's a sheet roof.

    For the battens, they're a bit on the small side. Span tables say 600mm centres.

  3. #3
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    yeah i thought the battens might be a bit small but should they suffice?

  4. #4
    A Member of the Holy Trinity silentC's Avatar
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    My span table for battens says rafter span of 900 batten spacing 600, use F8 38x50

  5. #5
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    thanks

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