Corrosion rates in vented cavities

Corrosion rates in vented cavities: to determine whether installing passive ventilation elements in roof cavities and thence increasing salt particle levels via increased air exchange creates higher corrosion of internal metal fixtures and components.
Lead organisation
BRANZ Limited
Focus area
Quality
Start date
Status
Complete
Last updated 23 Apr 2026
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SR462 Comparative study of corrosion rates in vented and unvented roof cavities research report SR462 Comparative study of corrosion rates in vented and unvented roof cavities pdf / 1.5 MB download

About this programme

Corrosion rates in vented cavities: to determine whether installing passive ventilation elements in roof cavities and thence increasing salt particle levels via increased air exchange creates higher corrosion of internal metal fixtures and components.