Underground Water Tanks by Supreme offer a durable and hygienic solution for underground water storage. Manufactured using virgin raw material through rotational moulding, these tanks feature a seamless, one-piece patented design that ensures 100% watertightness and structural strength. Unlike conventional RCC tanks, Amrutam tanks are easy to install, require minimal excavation, and are resistant to cracks, leaks, corrosion, and root penetration. Lightweight and eco-friendly, they come with airtight threaded covers and require minimal maintenance. Their robust ribbed structure allows for long-term reliability with a minimum service life of 50 years, making them a superior alternative to traditional storage methods.