The essential companion to any pond liner, this Heavy Duty Underlay is a geotextle essential for pond liner installations. At 250 grams per square metre this handy little item has huge benefits. Situated beneath a flexible pond liner, not only will it prevent puncture by sharp stones and roots, but it will also prevent the stretching of the liner and is not influenced by extreme climate conditions.
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 grams per square metre non-woven geotextile underlay is fantastic quality and has several advantages over other geotextiles.
The material is supplied in a 2 metre wide strip. Simply select the quantity of metres you wish to purchase depending on the size of your pond. For added convenience this Heavy Duty Underlay remains unaffected by extreme climatic influences such as frost, heat, or moisture.