| Liner Underlay(GLLyx1) We strongly recommend that our geotextile underlay material is used beneath a flexible liner, not only to help protect it from puncture by sharp stones, roots etc, but also to stabilise soft sub-soils and reduce excessive localised stretching of the liner.
180g/m² Pond Underlay - 14p/ft² (£1.50/m²)
260g/m² Pond Underlay - 21p/ft² (£2.25/m²)
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