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<div style="color: rgb(0, 0, 0); font-size: 14px;">In light of our recent conversations, and as a result of research for another project, I came across a product (Smooth-On <span style="line-height: 17.5px; background-color: rgb(255, 255, 255);">FlexFoam-iT!®</span><strong style="line-height: 17.5px;"> </strong><span style="line-height: 17.5px; background-color: rgb(255, 255, 255);">7FR)
that is a two-part urethane foam that is inherently flame retardant. They post online the results of a flame retardancy test and the standard that it meets. Whether that meets the requirements of a particular AHJ remains to be seen.</span></div>
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<div><span style="background-color: rgb(255, 254, 254);"><span style="line-height: 17.5px;">This would be cast or poured over an armature rather </span><span style="line-height: 17px;">than come in sheets for forming so it’s not exactly the same as the ubiquitous
blue foam but could still be useful if you’re facing not being able to use foam at all. Also, it ain’t cheap.</span></span></div>
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<div><span style="line-height: 17px; background-color: rgb(254, 253, 253);">- Jim Dougherty</span></div>
<div>ATD, Middlebury College Theatre Department</div>
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