Tag: Vapour retarder

Vapour diffusion and condensation control for commercial wall assemblies

December 20, 2018

The proper selection and placement of vapour-impermeable materials within wall assemblies is fundamental to their durability in both cold and warm climates. Failure to correctly account for the impacts of vapour diffusion can lead to damage and premature failure of wall assemblies.

Roof repair vs. replacement: When is it time?

November 27, 2018

Determining the timing of an appropriate roof management approach is one of the most critical decisions a property manager can make. The cost to fully replace a roof can strain budgets. Deferring the decision to properly repair or replace a roof when required can result in collateral costs associated with interior damages and concealed deterioration of building components.

The air/vapour barrier must die

July 11, 2018

The terms “air barrier” and “vapour retarder” (or “vapour barrier”) are perhaps some of the most poorly understood concepts in the construction industry. A general lack of understanding of the functions of these materials has resulted in simplistic rules-of- thumb. It is crucial the industry agrees on terminology that communicates the specific functions and purpose of these materials to avoid confusion and costly errors.

Toronto college to evaluate effectiveness of insulation products

June 20, 2018

The Centre for Construction and Engineering Technologies at George Brown College, Toronto, in co-operation with a manufacturer is studying the performance of continuous air barrier, vapour retarder, and fibreglass insulation products.

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