Construction details should be in accordance with as1684 2.
Timber batten spacing for colorbond roofing.
Span tables f7 rafters a maximum roof pitch of 25 degrees is assumed.
Spacing should be interpreted as the centre to centre distance between adjacent parallel members.
Custom blue orb maximum support spacing mm bmt type of span 0 60mm 0 80mm roofs including bullnosed roofs single span 1600 1800 end span 1600 1800 internal span 1800 2600 unstiffened eaves overhang 200 400 stiffened eaves overhang 300 600.
Strong secure and energy smart colorbond steel is tried and tested in australian conditions to look great and deliver outstanding long life performance.
Technical diagram on page 35 30mm m aximum allow able sp ans mm sheet roof spacing mm rafter size 600 760 900 1000 1200 66 x 30 850 750 700 700 600 90 x 30 1200 1050.
Required size for a given span.
Roof load width rlw and floor load width flw can be determined from as1684 or from the images below.
Each product has different requirements for example batten spacing for 0 42bmt corrugated metal roofing needs to be no more than 1100 mm apart but batten spacing for 0 48bmt metal roofing can be up to 1600 mm apart.
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2 3 support spacing and overhang 6 2 4 maximum lengths of roofing 6 2 5 low roof pitches 7 2 6 wind forces on roofs 7 2 7 codes and performance tests 7 2 8 environmental conditions 7 2 9 metal and timber compatibility 7 2 10 transportation 8 2 11 paint and colorbond finishes 8 2 12 specifications roofing 9.
Steeline spacing your roof battens duration.
It covers the most.