Stronghold 700 Coir Mat

To whom it may concern:

This is to certify that the Stronghold 700 Coir Mat woven coir blanket is woven from machine twisted coir twines made of bristle coir, the best quality coir, obtained from freshwater cured coconut husks. Stronghold 700 Coir Mat blankets last for 4 to 6 years and are manufactured to conform to the following physical properties.

Property	Test Method	Stronghold 700 Coir Mat
Weight	ASTM D 3776	20 oz/SY (700 g/m²)
Wide width tensile strength, wet, machine direction	ASTM D 4595	1488 lbs/ft (124 lbs/in, 21.7 kN/m)
Wide width tensile strength, wet, cross direction	ASTM D 4595	1032 lbs/ft (86 lbs/in, 15.1 kN/m)
Wide width tensile strength, dry, machine direction	ASTM D 4595	1740 lbs/ft (145 lbs/in, 25.4 kN/m)
Wide width tensile strength, dry, cross direction	ASTM D 4595	1176 lbs/ft (98 lbs/in, 17.2 kN/m)
Elongation at failure, wet, machine direction	ASTM D 4595	38%
Elongation at failure, wet, cross direction	ASTM D 4595	25%
Open area	Calculated	48%
Thickness	ASTM D 1777	0.35 inch (9 mm)
Recommended shear stress	—	4.5 lbs/sq ft (215 N/sq m)
Recommended flow	—	12 fps (3.7 m/s)
Recommended slope	—	>1:1
"C" factor	—	0.002
Available roll sizes	—	6.5′ x 166′ (2 m x 50 m)

Unless otherwise noted, this certification is based on testing conducted by our Quality Assurance and Quality Control testing laboratories at the time of manufacturing. Cherokee Manufacturing issued this letter of certification to indicate our commitment to providing our customers with a quality product which will meet or exceed the minimum average roll values in accordance with the applicable American Society for Testing and Materials (ASTM) test method.

Respectfully,
Mitch Perkins