Lay the roof slates.
Setting out slate roof battens.
Set out the first second and all the rest of slates on a pitched roof.
Start by laying the under eaves course creating a staggered pattern for stability a 5mm gap between each slate is required to allow for natural expansion.
Holing gauge mm battening gauge mm m batten per m2.
This table allows you to confirm the correct batten gauge distance between battens for your chosen slate length and lap.
Battens may be hidden by the roof covering but their purpose is to provide a reliable anchor that tiles or slates can be fixed securely to.
The batten gauge can also be calculated using the formula.
Setting out up the roof gauge set the first batten at eaves to allow the tails of the eaves course tiles to overhang the fascia by 40 to 45mm ie.
Slate length mm battening gauge mm m batten per m2.
Holing gauge mm battening gauge mm m batten per m2.
The updated bs 5334 code of practice for slating and tiling specifies a number of batten sizes based upon the span of the rafters and the product being used.
Battens also play a part in ensuring the rigidity durability and weather tightness of the finished roof.
The next thing to do is to work out the spacing for the battens up the roof.
Spacing the battens.
Now the roof has been set out correctly with the battens at the right distance apart its time to lay the slates.
Set out the first second and all the rest of slates on a pitched roof.
What roof pitch do i need for what slate size generally speaking 20 degrees is the lowest advisable pitch for a slate roof depending on the size of the slates and how much that the roof is exposed to.
Roofing battens are nailed into the rafters or roof joists or trusses and provide support for the roof tiles or slates.
The slate or tile manufacturer or supplier will specify the spacing of the battens up the roof for the particular type of covering this spacing is referred to as the gauge the gauge may depend upon the pitch of the roof and the amount of.
Just short of the centre of the gutter.
