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.
How to set out battens for a slate roof.
This table allows you to confirm the correct batten gauge distance between battens for your chosen slate length and lap.
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.
It also allows you to determine the holing gauge distance from hole to tail of slate and the number of linear metres of batten per m 2 of roof.
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.
Roofing batten common sizes of tile lath slate lath or tile batten.
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.
Roof battens and gauge the gauge is the space between the roof battens this will set the overlap of your chosen slate in most cases.
The batten gauge can also be calculated using the formula.
The next thing to do is to work out the spacing for the battens up the roof.
Spacing the battens.
Whether you re building a new house or refurbishing an old one installing the roof battens is an important step.