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Sound Solution

The Ecospan Composite Floor System has been tested by a renowned acoustical laboratory where the system received an STC (Sound Transmission Classification) of 57. In addition, many tests were performed with various common flooring materials and in all cases the results exceeded an Impact Insulation Classification (IIC) of 50 (the IBC Code minimum), when typical sound attenuation materials were used. Click on the links below to view Ecospan STC and IIC ratings.

STC & IIC Ratings »

The Shearflex® Fastener

Ecospan's Patented Innovation


The Science of Shearflex

With an average installation time of 3 - 8 seconds per screw, these patented self-drilling, self-tapping connectors are easy and inexpensive to use. Workers install the 2 1/2” or 3” long, 5/16” diameter screws in a uniform pattern using a Vulcraft-provided Shearset Tool. More »