Helps to prevent uplifting or floating of pond liners caused by methane gasses in organic soils or high water tables.

• Provides a strong, secure channel for ground water and gasses to freely flow through to designated exits (GE4EO end outlets)
• Prefabricated 6" strip consisting of a molded grid wrapped in geotextile fabric to permit a high flow of water into the molded grid while restraining soil particles
• Easy to install ­— no heavy equipment or skilled labor needed — Simply roll out in the deepest portion of your pond
• Comes in 150' long rolls, is 6" wide and 1" tall