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Roof batten sizes uk.
Blue roof batten for example signifies it s met the strength requirements of bs 5534 2003 a1.
Slate and tile roofs require different size battens.
The right size will depend on the type of roofing material as well as the span of the roofing supports.
Wickes treated roof batten 25 x 38 x 3600 mm.
Wickes treated roof batten 25 x 50mm x 3 6m single.
Roofing superstore offers c16 timber and c24 timber approved for use in.
Wickes treated timber roof batten 25 x 50 x 4800 mm pack of 8.
Use a spread of batten lengths to achieve.
Up to 450mm span.
No more than a quarter of your roof battens should join over one truss for gauges over 200mm.
Browse our range of trade standard roofing batten such as graded bs5534 treated timber roofing batten 25mm x 50mm.
Roofing battens are often classified in colours to indicate which quality grade they ve passed.
This means the tile batten meets all uk tile company specifications.
The use of slate as a roof covering will always be installed double lap.
Concrete slates require 38x25mm batten for 450mm joist spans and 50x25mm batten for 600mm joist spans.
Before installing your roof battens make sure that you have your size and spacing correct.
Battens should be fixed to the rafters and no more than 600mm apart.
For gauges below 200mm there can be a maximum of three consecutive joins in any twelve battens.
They should span at least 3 rafters and be at least 1 2m long.
In addition to criteria such as grading stamp timber species and preservative treatments it s also imperative to specify the right size roofing batten.