Monthly archive for August 2014

Asked & Answered: Do ICFs Need a Weather Barrier?

Asked-&-Answered

One of the questions we are frequently asked is the need for an additional weather barrier or house wrap in ICF construction. The short answer to the question is no. ICFs are a more effective and higher class vapor and water barrier than any house wrap product. ICFs must only be protected from sunlight and impacts through coverings such as brick, stone, stucco, EIFS, siding, etc. Building wraps such as DuPont™ Tyvek® and other house wrap products are designed to shed bulk water such  heavy wind blown rain. They also allow the moisture that occurs in cavity walls to escape. Cavity (stud)

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Asked & Answered: Unfinished Basement Fire Barrier

Asked-&-Answered

What’s required for my unfinished ICF basement? The BuildBlock Intertek IRR1003, requires a 15 minute fire barrier for all EPS that is exposed to the interior of the building. This can be drywall, which is typically the most cost effective method, stucco, plaster, EIFS, wood paneling, or any other finish product with a 15 minute fire rating. A stem wall or any other ICF wall below grade would not require anything as it is below a slab, however any area that is used for living space, storage, as an air transfer with the home, or is planned to be anything more than utility

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BuildBlock Field Notes – 005 Transporting ICF Blocks

Manufacturing BuildBlock ICFs is the first part of the process. Today we will talk about how to make sure they arrive safely and ready for your project. When manufactured, the ICF blocks are closely inspected to ensure they meet strict quality standards. They are then interlocked together, stacked in bundles, and packaged for storage and transport. These ICF blocks are now ready for use in your project. All BuildBlock ICFs are sold in bundles. This makes it convenient to package and safely transport. Most all BuildBlock ICF bundles are packaged in 4-foot cubes. BuildBlock prefers to ship all products in

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