Pond Liner Underlay: * To be installed under liner as a protection against sharp stones * robust and frost resistant * material: polyester * 250 g/m2 * colour: grey Custom build your own reservoir, the ideal place for your lovely new outdoor water feature. Whether you want to determine the shape of the reservoir yourself, or create a very large pool in your garden, a pond liner is the ideal solution. Don't forget to have a look at our Liner (Click here to view) And our Tape (Click here to view) Our liners are strong, frost-proof and flexible, as a consequence it is very easy to handle. The liner is fish and plant-friendly also being resistant to roots and UV radiation. Comes with a 10-year guarantee for UV stability, against rotting and for the welded seams. This product come on rolls 1m wide by 25m long. we sell it by the metre, so if you buy 5 units, you will receive a 5m x 1m section.