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US 840

Woven Filtration

US 840 is a woven high-tenacity monofilament filtration geotextile made of 100% polypropylene yarns. US 840 resists ultraviolet and biological deterioration, rotting, naturally encountered basics and acids. Polypropylene is stable within a pH range of 2 to 13. This product's Percent Open Area of 6% gives it excellent hydraulic properties and high flow rates, while reducing the chances of clogging. US 840 meets the following M.A.R.V. values except where noted:

US 840
US 840 Test Results
Property Test Method English Metric
Tensile StrengthASTM D-4632425 x 350 lbs1,891 x 1,588 N
Elongation @ BreakASTM D-463221%21%
CBR PunctureASTM D-62411,340 lbs5,963 N
Trapezoidal TearASTM D-4533145 x 125 lbs645 x 556 N
Apparent Opening Size(1,2)ASTM D-475140 US Sieve0.425 mm
Permittivity(1)ASTM D-44910.96 Sec-10.96 Sec-1
Water Flow Rate(1)ASTM D-449170 g/min/f²2,852 l/min/m²
Percent Open AreaCW-022156%6%
UV Resistance @ 500 HoursASTM D-435590%90%
US 840 Shipping & Packaging
Roll Sizeselect roll size from this list ->
Roll Diameter 10 inches
Roll Width 12.5'
Roll Weight 245 lbs
Rolls per Trailer 150
AASHTO Plain Erosion Control
US Fabrics Filtration

(1) At the time of manufacturing. Handling, storage, and shipping may change these properties.
(2) Maximum average roll value (MaxARV).

This information is provided for reference only and is not intended as a warranty or guarantee. US Fabrics assumes no liability in connection with the use of this information (1/2020).