Tag Archives: Roof assemblies

Keeping it dry … during construction

A primary design goal for any building enclosure should be to minimize the infiltration of bulk water into the intended dry zone of the various enclosure assemblies for the duration of their anticipated service life. Significant and/or recurring water infiltration can adversely affect moisture-sensitive materials and the overall performance of the enclosure. However, an often-overlooked aspect of achieving this goal is the control and management of bulk water during the project’s construction phase.

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Insulation in the extreme

In Europe, United States, and around the globe, designers must consider many extremes when it comes to the roof. The compliance standards are also rising, and safety is non-negotiable while improving impact on the planet. Innovations to familiar materials such as extruded polystyrene (XPS) are supporting growing sustainability efforts.

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An affordable, energy-efficient hat for buildings

Throughout history, mothers have admonished their children to “wear a hat or you will catch a cold.” While we now know this is not true, mom’s advice provides building professionals with an important reminder why roof insulation is crucial: buildings lose about 25 percent of their heat through the roof when it is cold outside. On hot days, the roofing membrane can hold heat for hours, which puts a burden on air-conditioning equipment.

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