Structural floor boards for timber joists and their weather resistance
This article contains a significant update to our guidance on the use and weather resistance of structural floor boards for timber joists, and how to approach this weather resistance as they are installed on an ongoing site.
This includes advice on storage, exposure, and installation.
Specifying the use of timber externally
Choosing the right kind of timber for external use. This article updates our warranty requirements guidance on choosing the appropriate timber for external use on a development.
Vapour control layers
An update to our guidance around the use of a vapour control layer (VCL), including a significant update to the forms of VCL that are recommended.
Assessing plywood specification
How to determine what kind of plywood to use on site to meet the requirements of the LABC Warranty Technical Manual.
This guidance updates some of the standards that installers should look for, and the guidance they should seek when using plywood on a development covered by our warranty.
Materials from an original design may occasionally be substituted. This article updates our guidance around those changes, and what kind of certifications and standards LABC Warranty will be looking for when accepting changes.
Thatched Roofing: Interactions with modern construction techniques
This article is a significant update to LABC Warranty’s guidance on using thatched roofs and modern building techniques.
Some of the changes align the guidance with the requirements laid out in the Technical Manual, and others outline performance and specification changes.
Other changes include updates to weather resistance, structure, durability, and more.
Gaps around windows
Another significant overhaul of our guidance, this content brings the blog into line with the requirements in the latest Technical Manual.
This includes the evidence that we want to see ahead of time, the standards of timber specified, the certifications that we expect to see, and some of the tolerances that your surveyor will be expecting to see on site.
This is an important update to anyone designing windows, especially those specifying timber windows.
Ponding on flat roofs
This minor update to our guidance on preventing ponding of water on flat roofs, bringing our published guidance in line with the latest requirements of the Technical Manual.
Batten space ventilation for pitched roofs
Another minor update to our guidance on roofs, bringing the guidance on the website in line with the latest requirements in the Technical Manual.
Questions about this content?
If you have any questions about applying the guidance in these technical articles on your site, you’re always welcome to get in touch.
Your risk management surveyor would be happy to help you, or you can contact the LABC Warranty Technical Team directly through firstname.lastname@example.org.