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Defect Action Sheet 10 Pitched roofs: sarking felt underlay - watertightness
Publication Year
1982
Document Status
Current
Abstract
Intended to remind and inform designers and site supervisory staff of ways of avoiding some of the most troublesome defects which have beset Local Authority housing. This Defect Action Sheet covers pitched roofs: sarking felt underlay - watertightness. Failures discussed include dampness and staining of ceilings, wetting of loft insulation; dampness in eaves and bargeboards; dampness in inner leaf of walls below 'clipped' eaves. Defects discussed include sarking felt not fitted closely around SVP; not properly lapped; not dressed out over eaves gutters and bargeboards.
Document History
Defect Action Sheets may no longer represent current best practice. Any of this information and guidance must be considered alongside other current professional advice provided by suitably qualified personnel.
Publisher Information
BRE
BRE is a building science centre that generates new knowledge through research. This is used to create products, tools and standards that drive positive change across the built environment. BRE helps its government and private sector clients meet the significant environmental, social and economic challenges they face in delivering homes, buildings and communities. BRE is owned by the BRE Trust, a registered charity. The Trust uses the profits made by the BRE companies to fund research and education that advances knowledge of the built environment.
IHS BRE Press
The Capitol Building
Bracknell
BRE
UK
