 Pond Liner Geotextile Underlay is essential for pond liner installations. Pond liner underlay is strongly recommend to be used beneath a flexible pond liner, not only to help protect it from puncture by sharp stones, roots etc, but also to stabilise soft sub-soils and reduce excessive stretching of the liner.
This thick, 250 g/sm non-woven geotextile underlay is fantastic quality and has several advantages over other geotextiles. |