Flex-Drain 54021: 4-Inch by 8-Feet Flexible Landscaping Drain Pipe - Solid Construction Review

This product adds a great value. Product is highly durable and very easy to use. This product is manufactured in China. Advanced design for superior performance; solid pipe helps move water to a drain from your downspout diverter, rain gutter and more. Exceeds the following ASTM standards, flex-drain outperforms the leading brand of corrugated pipe with brittleness, stiffness, and joint integrity. Engineered to outperform, installs faster, requires 1/5th the storage and transport space, and perforated pipe has 14 percent better flow rate. Outperforms in freeze and thaw conditions, also has 30-percent higher load-bearing rating from our patented peak and valley design. Solid drain-pipe expands in length from 2 to 8-feet - compatible with most traditional 3-inches and 4-inches corrugated pipe and 4-inches pvc. Advanced design for superior performance; solid pipe helps move water to a drain from your downspout diverter, rain gutter and more. Exceeds the following ASTM standards, flex-drain outperforms the leading brand of corrugated pipe with brittleness, stiffness, and joint integrity. Engineered to outperform, installs faster, requires 1/5th the storage and transport space, and perforated pipe has 14 percent better flow rate. Outperforms in freeze and thaw conditions, also has 30-percent higher load-bearing rating from our patented peak and valley design. Solid drain-pipe expands in length from 2 to 8-feet - compatible with most traditional 3-inches and 4-inches corrugated pipe and 4-inches pvc.