Terrace Heights Mini Storage offers storage units in several sizes such as 5x10, 10x15, 10x20, 10x30, 12x25, & 16x40. We also offer outside storage for boats & RV's etc. Secure, 7 day access, all steel construction, free locks to new customers and a size for every need.. 5x10 storage units; 10x15 storage units; 10x20 storage units; 10x30 storage units; 12x25 storage units; 16x40 storage units; outside storage; boat storage; RV storage; secure storage