Non-vegetated testing on 30% slope over sandy loam soil, results: τlimit FLEXAMAT(std) = 24+ psf Vlimit FLEXAMAT(std) = 19+ ft/sec. Both figures are "+" because Flexamat maxed out the capabilities of the testing facility without experiencing soil loss.
Rolls available in widths of 5.5', 8', 10' & 16'. Standard lengths are 30', 40', & 50' but can also be cut to order. Full properties sheet available below, along with installation details for various applications.