Our modular ultra-slim tanks take water storage to the next level of modern convenience. They offer a sleek and efficient storage solution that blends in with the infrastructure. The ultra-thin tanks also come in a range of Colorbond options to match your building. They can also be fitted in addition to any existing water storage systems for greater storage capacity. Betta Tanks’ modular ultra-slim tanks come with the same high-quality of workmanship, material and durability as our standard modular products, guaranteeing a long-term solution for rainwater management. These are best suited for cities, urban areas and tight spaces.