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Coir Fiber Mat 40

Durable Erosion Control & Soil Stabilization Matting

Our Coir Fiber Mat offers superior erosion control and soil stabilization for slopes, hillsides, and streambanks. Coir Mat 40 (Coir Mat 400) is ideal for grades up to 3:1 and allows for lush vegetation growth through its 65% open weave pattern. Fully biodegradable, this coir fiber matting improves soil health as it decomposes, no removal required. For more biodegradable coir erosion control options, explore our full product line.

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Key features of Coir Fiber Mat 40 Benefits of using coir fiber matting
  • Weight: 400 g/m²
  • Durable lifespan: 4–6 years (semi-permanent)
  • Handles water flows up to 8 feet per second (fps)
  • 65% open weave construction for optimal vegetation growth
  • High-strength erosion control for challenging environments
  • 100% biodegradable, enhances soil quality as it decomposes
  • Promotes natural vegetative growth through open weave
  • Safe for wetlands, parks, and protected environments

Coir Fiber Mat 40 Details

Our Coir Fiber Mat 40 (also known as Coir Mat 400) is crafted from machine-spun bristle coir twine and offers superior biodegradable erosion control. Its 65% open weave promotes healthy plant growth, helping stabilize soil over time. Ideal for 3:1 slope applications and water flows up to 8 fps, this matting is perfect for environmentally sensitive sites like wetlands, parks, and restoration projects. Standard roll sizes: 6.56 ft. x 165 ft. and 13.1 ft. x 165 ft.. View our complete range of biodegradable coconut coir products.

Coir Mat 40 Specifications

Property Test Technical Details
Dry Tensile Strength ASTM D 4595 Machine Direction 504 lbs/ft (7.35 kN/m)
Cross Direction 480 lbs/ft (7.0 kN/m)
Wet Tensile Strength ASTM D 4595 Machine Direction 456 lbs/ft (6.65 kN/m)
Cross Direction 360 lbs/ft (5.25 kN/m)
Elongation at Failure Wet ASTM D 4595 Machine Direction 36%
Cross Direction 31%
Thickness ASTM D 5199 0.35 in (9mm)
UV Stabililty ASTM D 4355 80% min @ 500 hrs
Open Area Measured 65%
Reccommended Slope Observed 3:1
Reccommended Flow 8 fps (2.4 m/s)

Coir Mat 40 Roll Sizes

Roll Size Total Area
6.56 ft x 165 ft (2 m x 50 m) 120 square yards/roll (100 square meters/roll)
13.1 ft x 165 ft (4 m x 50 m) 240 square yards/roll (200 square meters/roll)

Coir Fiber Matting Downloads

Applications for coir fiber matting

Coir fiber matting is widely used to stabilize slopes, banks, and streambeds while supporting healthy plant growth. As it biodegrades, it enriches the soil naturally. Ideal applications include erosion control in protected parks, wetlands, and national parks. For additional solutions, see our erosion control product selection.

See also this affordable USA made alternative to coir: Excelsior Erosion Control Excelsior Logs.

Coconut Fiber Mat Erosion Control Frequently Asked Questions

First, make sure the ground has been uniformly graded so the coconut coir fiber matting comes in complete contact with the ground. Dig a trench at the bottom and top of your project slope to backfill the coir fiber mat in place once you've secured the erosion mat with the proper anchoring accessories. Once this has been done, install the mats by unrolling the coir fiber matting in the direction of the flow of water.

Once you've installed your coconut coir fiber mat by unrolling it and placing it in the direction of the flow of water, you will need to secure it in place. Secure your coconut fiber erosion control blanket with staples and or wooden or biodegradable stakes. Not sure where to get these erosion control biodegradable stakes and staples? We can help you with that. Contact our product specialists to find out how you can get your coir fiber matting erosion control accessories today!

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