This article from Kiwa looks at how protecting buildings from water, sub-soil gases and harmful substances in the ground can be achieved through a variety of membranes.
Sidey achieves ISO 45001:2008 certification for the manufacture and installation of windows, doors and conservatories using PVCu and aluminium profiles.
Delta Membrane Systems Limited has announced that Dualproof has been certified by KIWA (European Institution for Testing, Inspection and Certification), a testament to the quality of the membrane.
The Metal Cladding & Roofing Manufacturers Association (MCRMA) has published an Advice Note titled AN 05 A2 Material Specification: Combustible Ban Compliance Note 1.