18m x 12m Pond Liner with 40 Year Guarantee and Underlay Included
Heavy-duty pond liner and underlay set for large-scale water features.

Key features
- Includes 18m x 12m pond liner and underlay
- 40-year manufacturer's guarantee
- Tear-proof and rot-proof construction
- UV-resistant for outdoor durability
- Suitable for creating large ponds up to 135,000 litres
£864.00 incl. VAT
SKU FL180X120-15F
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About this product
This 18m x 12m pond liner package includes a matching underlay for enhanced protection and longevity, making it perfect for ambitious pond projects. Designed for reliability, it offers a 40-year guarantee and is engineered to resist tears, rot, and UV damage.
Used for
- Garden pond installations
- Wildlife ponds
- Large decorative water features
- Fish ponds
- Landscape water projects
Specification
| Liner size | 18m x 12m |
|---|---|
| Underlay covers 216 square metres | |
| Maximum pond depth | 1 metre |
| Estimated pond size | 15m x 9m |
| Volume capacity | up to 135,000 litres |