One of the key highlights of buying stainless-steel water tanks is that they can be customized. While buying plastic tanks or constructing a concrete tank, you may have to sacrifice specific features. For instance, the manufacturer can easily customize the tank’s capacity based on your needs. The best quality SS water tanks come with a standard thickness of 3mm. It is always beneficial to install a stainless-steel tank with thicker walls. It will be less prone to corrosion and can maintain hygiene in the future.