In cases of limited space applications and land space problems underground tanks provide a perfect solution. If you want to save your precious land or just want to hide your water storage then underground tanks will be a perfect choice. Underground water tanks have been used for a very long time because of their amazing strength and space saving nature. Everyone knows that a tank, if installed underground, would take no space at all. Underground water tanks are not only suitable for storing water but they can pretty much be used for everything that a normal on ground water can for. You can even modify your tank to make a rainwater collection system to collect and store rainwater. And due to its hidden installation you can have a huge sized tank without worrying about your land space.