Types of roof batten systems.
Replacing timber roof battens.
They take the loads imposed by slates or tiles as well as loads from snow and wind.
While roof battens are most commonly made of metal or wood they can be made of other materials like plastic or composite there are several different types of batten some combine two materials to get the needed affect.
Here is an example of improper installation with wood battens installed directly on top of the tar paper.
Concrete or clay tile roofing is a skill that very few roofing companies know well.
Can a metal roof be installed over my existing shingles without the use of battens.
This great question comes from edward c a homeowner who plans to have a new metal roof installed over the aging existing shingles on his single story home.
Quality battens are increasingly seen as an important part of forming a secure roof.
These battens were developed in conjunction with the bre and meet nhbc requirements for fully graded roofing battens.
For example elevated battens are standard wood battens that have a block of plastic in some cases wood attached to the underside to elevate.
They re installed before the tile is laid on the roof and may serve more than one purpose.
Thanks edward for allowing me to share our correspondence on this frequently asked question.