Tag Archives: Durability

Investigating Sheathing Durability: Infrared surveys in hot climates

October 2, 2013

The ability to detect trapped moisture within a wall system is useful in evaluating the condition of an exterior wall system, and critical for evaluating sheathing durability. Finding hidden water using non-destructive techniques such as infrared imaging can be useful if the techniques are used correctly.

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Testing the Test: Water repellents

August 9, 2013

Water repellents can be confusing, from the imprecise terminology (i.e. sealers versus coatings versus sealants) to the wide variety of chemistries available. There can also be a stigma associated with repellents—many consultants are concerned about negative side effects.

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Testing the Test: Water absorption with RILEM tubes

August 9, 2013

RILEM tubes can be used to assess a substrate’s resistance to water absorption, to compare the absorption before and after treatment with a water repellent, and to evaluate the durability of a repellent by periodically measuring absorption.

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Understanding why doors leak

May 1, 2013

Leaking exterior doors are a common problem affecting building owners and tenants, causing property damage, and requiring expensive repairs. Designers and builders are aware of the issue.

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Improving stucco durability using moist-curing

January 6, 2013

Observations of numerous building envelope failures in stucco (i.e. portland cement plaster) indicate it may lack durability when correct installation practices are not performed. One of the most common problems is cracked stucco and with the trend of using the material as a cladding, the situation will get worse.

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