We spend a lot of time thinking about the food we eat. We check labels, we wash vegetables, we make sure things are fresh. But how often do we think about the water we drink — not just where it comes from, but where it sits before it reaches us?
In most homes, water travels from the main supply into a storage tank, and from there into your taps. That tank is where your drinking water, your cooking water, and your bathing water all sit — sometimes for hours, sometimes longer. And yet, for most people, the tank is completely out of sight and out of mind.
The truth is, a water tank is not just a container. It is a living environment. And depending on what it is made of, it can either protect your water — or slowly compromise it.
What Actually Happens Inside a Water Tank
Even clean municipal water, once stored, can become a breeding ground for bacteria, algae, and fungi over time. Exposing the water tank to direct sunlight, moisture due to changes in weather and the dark environment in the water tank are the exact conditions that help in growth of bacteria, algae etc in the tank. These could be reasons as to why one might feel taste of water is different or there is foul smell in it further leading to health issues in the family that mostly consist of kids or elderly
Getting your water tank cleaned on regular basis helps, but the real question is — what if your tank could fight microbial growth on its own, continuously, without you having to do anything extra?

That is exactly where the material your tank is made from makes all the difference.
Copper — An Ancient Solution to a Modern Problem
Copper is not a new discovery. Civilisations thousands of years ago stored water in copper vessels precisely because they noticed that water stayed fresher and cleaner in them. What they observed through experience, science has now confirmed in detail.
Copper has natural antimicrobial properties. It actively works against bacteria, viruses, fungi, and algae. Copper not only stops the bacterial or algae growth but it kills them. This feature of copper is known as the oligodynamic effect. Copper is one such natural element that possess such quality
Due to its property to fight and kill micro-organisms, it is wildely used throughout the world in different places like hospitals, water treatment plants & even in food processing industry. It is 100% organic, non-toxic, and environment friendly — meaning it does its job without introducing anything harmful into your water or the world around you.
For centuries, people in India kept water in copper pots overnight before drinking it in the morning. This is not just a mere tradition followed by some people, it is very practical in nature. This same property of copper has been brought forward in the water tanks industry by Rajaram Polymers, manufacturers of Sunrise Tanks in Koteshwara, Karnataka
Bringing Copper Into Your Water Tank
What if the very walls of your water tank had the antimicrobial power of copper built into them? That is no longer just an idea — it is a reality, and it is already in homes across Karnataka.
Rajaram Polymers, a trusted brand by customers in Koteshwara, Karnataka with 18+ years of experience, 2,75000+ customers served & 300+ dealers network have introduced the Sunrise Copper Anti microbial Tanks with Copper Nano Particle (CuNP) Technology. Here they have embedded the copper nano particles in the inner layer of the water tank that prevent growth of algae, bacteria, virus & fungi. Thus keeping water safe for use.
These are not tanks with a copper coating that wears off over time. The copper nano technology is built into the material, which means it works continuously and lasts as long as the tank does. No extra effort required on your end.

What Makes the Sunrise Copper Antimicrobial Tank Different
The Sunrise copper antimicrobial tanks are designed to actively protect your stored water around the clock. The following makes these tanks different from others:
These water tanks have the following properties:
- Anti-bacterial
- Anti-fungi
- Anti-algae
- Anti-Viral
Sunrise Anti microbial copper tanks are fully organic. These tanks are manufactured using Virgin Food grade material, hence making them safe for use for every person, hence no toxins at all. There is a 10 years warranty provided by the brand on these tanks. Thus they are long lasting and a 1 time investment that will keep both you and your family healthy and away from water borne diseases but only if you also take care of the tank and maintain it properly as well.
Sunrise Copper Anti Microbial Tanks Range
Anti microbial copper tanks are available in 4 different models, so you can choose once according to your requirement
Sunrise Anti microbial Copper 3 Layer Tank: Your everyday 3 layer tank with protection of copper nano particles that can be used at home, building, commercial spaces, etc

Sunrise Anti microbial Copper 4 Layer Tank: A perfect 4 layers vertical tank for daily use. Ideal for home, commercial, spaces, agriculture & industrial uses.

Sunrise Anti microbial Copper Align Tank: A horizontal tank, perfect for places will less space. Ideal for home, commercial & agriculture uses

Sunrise Anti microbial Copper Icon Multipurpose Tank: This tank was introduced in India for the first time by Sunrise. Now available with full copper nano antimicrobial protection, suitable for overhead, and general use across homes, commercial, industrial & agriculture uses.

To explore the full range, visit their website: www.sunrisetank.com/
Head Office & Manufacturing Unit
Address: Shri Sudhindra Kripa, Koni Village, Koteshwar – Udupi District, Karnataka – 576222
Phone: 8310252548 | 8105567812
Website: www.sunrisetank.com

Bengaluru Branch
Eonspark Innovations Private Limited
Address: No.5, Channappa Farms, Devagiri, Kumbalagodu, Bengaluru – 560074
Phone: 7338449770 | 8310252548 | 8105567812

We filter our water. We boil it. We buy purifiers. We do so much to make sure what we drink is safe — and all of that is worth doing. But if the tank storing that water is quietly allowing bacteria and fungi to grow inside it, are all those efforts truly safe for you and your family?
