Exploring EIFS’ long-term sustainability

In the early 1990s, there were mixed opinions about what could, and what should not, be done with exterior insulation and finishing systems (EIFS) as an exterior cladding. However, at that time over 20 years ago, the EIFS industry began the conversion from barrier wall assemblies to rainscreens. Concerns about face-sealed claddings, due to incidental moisture intrusion, led to EIFS manufacturers incorporating a drainage plane in their assemblies for incidental moisture.

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New fenestration standards affect curtain wall framing

Adoption of the North American Fenestration Standard (NAFS) has resulted in big changes in the fenestration industry. However, does this signal changes for exterior wall materials, as well? Extruded aluminum—aluminum alloy which has been pressed through a die to create building components with unique cross-sectional shapes—is commonly used in curtain wall framing and other fenestration elements.

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Legal Issues: Infrastructure project insurance

A recent case in British Columbia—Acciona Infrastructure Canada Inc. v. Allianz Global Risks US Insurance Company et al, 2014 BCSC 1568 (Acciona)—is an important decision for the construction and insurance industry, as it interprets a standard exclusion clause for the first time. It also clarifies the requirement of an unexpected or unintended loss and the definition of ‘damage’ under a course of construction (COC) policy.

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