The Graf 343-gallon top tank rain saver offers sensational price-performance ratio for above ground installations in the garden or basement. Constructed from 100-Percent recycled UV-resistant polypropylene. Easy to install. Lab tests estimate the tank joint seal has a life span of more than 25 years. Versatile - combine several tanks for maximum rainwater storage. Patented quick connectors make for easy assembly; keep top and bottom of rain saver together. 31-1/2-inch wide by 15-3/4 deep by 46-1/2-inch high, 66.1-pound.