Vapour permeable underlays for slate and tile roofing
Publication Year
2009
Document Status
Current
Abstract
The introduction of lightweight, vapour permeable plastics membranes has caused some confusion; in particular in the need for any associated ventilation to roof voids. Article looking at the introduction of vapour permeable underlays; the condensation risks, ventilation above the underlay, noise issues and site safety.
Document History
Technical article.
Author
Stirling, C.
Publisher Information
NBS
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