The remainder of the roofing products called slates or single lap tiles made from either concrete resin slate clay or metal.
Single lap roof tiling.
There is a reduction in weight of the overall roof covering compared to double lap tiling but the batton size will be larger.
Plain tiles like slates are uniform in shape and have no side interlocks allowing water to enter the gaps between the tiles.
Single lap slates require far fewer units per square metre of roof than a double lap product.
To drain this water away safely there must be another tile below each joint.
This means that at any point of the roof there is at least a.
Most single lap tiles have a tongue and groove joint along the side edges to form a series of interlocking joints.
They overlap at the sides so unlike plain tiles a double lap is not required.
Their weight is also substantially less than plain tiling with obvious savings in materials and roof structure costs.
Lap is applied to the way that the plain tiles are laid on the roof to create an effective barrier to water.
Install single lap roof tiles to a variable gauge.
The weight of the overall roof covering is less with regards to double lap tiling but the size of the batton size.
Install single lap roof tiles to a variable gauge.
Single lap tiling.
A single lap of one tile over another is sufficient to provide the weather tightness required.
Pantiles are single lap tiles.