Is guaranteed to last at least 10 years even in frost and weathering. This material withstands temperature as low as -20°C. Create your own Graden Pond Kit and you will be able to enjoy countlees hours of peaceful contemplation beside your backyard. Also this Pond kid is ideal for businesses (restaurant, caffe) who want a sights and sound of a waterfall but do not want the liability or maintenance associated with a pond! etc. Your view will be amazing with this Pond Kit. It is easy to build and easy to maintain.