Water Tanks

Water tanks are essential for efficient water storage and management in residential and commercial spaces. A plastic water tank offers durability and resistance to corrosion, which makes it an ideal solution for water storage needs. Water storage containers like plastic water storage tanks are commonly used for storing potable water to ensure a safe and clean water supply. A water tank for house is important for maintaining water availability during peak usage or shortages. These water storage tanks help in conserving water and ensuring consistent access, which makes them an indispensable part of modern living.

How to Choose a Water Tank in India?

Choosing the right water tank in India requires careful consideration of several factors to ensure optimal performance and longevity. Here are some key points to guide you:

Step 1: Calculate Capacity

The size of the water storage tank should be based on your household or business water needs. A water tank for house typically ranges from 500 to 10000 litres, depending on family size and usage patterns. Ensure you select a tank that accommodates your water consumption, considering the number of people and appliances in the household.

Step 2: Decide Material 

Plastic water tanks are the most commonly used for residential and commercial purposes due to their durability, lightweight nature and corrosion resistance. Food-grade material is used for potable water tanks. These plastic water storage tanks are easy to install, maintain and clean.

Step 3: Choose Shape and Design

Choose a tank that fits well in the available space. Water storage containers come in various shapes, including cylindrical, square and rectangular. Ensure the design suits your space and installation requirements.

Step 4: Check for UV Resistance

UV-resistant water storage tanks prevent algae growth and contamination, maintaining the quality of stored water. Ensure that the plastic water tank is designed to withstand harsh weather conditions, especially the intense sun in many regions of India.

Step 5: Check Durability and Warranty

Opt for a tank with a solid warranty to ensure long-term reliability. A quality water storage tank should last for many years without needing frequent repairs or replacement.

Step 6: Bacteria and Virus Protection

Choose a tank with an antibacterial inner layer to prevent microbial growth and keep water safe. Regular cleaning and proper sealing also help maintain hygiene.

By considering these factors, you can select the right water tank for your house, keeping in mind your needs to ensure efficient water storage and easy access.

Different Types of Water Storage Tanks

When selecting a water storage tank, it is important to understand the various types available in the market. Each type serves different purposes and comes with its own set of advantages. Here are some of the most common types:

1. Plastic Water Tanks: Plastic water storage tanks are the most widely used due to their durability and resistance to corrosion. These tanks are lightweight, easy to install and require minimal maintenance. Plastic water tanks are available in a range of sizes and are ideal for both residential and commercial purposes. They are also UV-resistant to ensure that the water stored remains clean and safe for consumption.
2. Metal Water Tanks: Made from materials like stainless steel or galvanized iron, metal water tanks are known for their strength and longevity. These water tanks can withstand high pressure and are less likely to suffer from physical damage. However, they can be prone to rust and corrosion over time if not maintained properly.
3. Concrete Water Tanks: Concrete water tanks are highly durable and often used for large-scale water storage needs, such as in commercial buildings or industrial setups. They can be either above-ground or underground, providing installation flexibility. These tanks require a higher initial investment and are more challenging to install.
4. Underground Water Tanks: Ideal for those with limited space, underground water storage containers are buried beneath the ground to store water. These tanks are usually made of plastic or concrete and are ideal for large homes or buildings that require a significant water storage capacity without sacrificing valuable space.

Each type of water storage tank has its unique features and the choice depends on your storage needs, space availability and budget.

Features of Astral Water Tanks

At Astral Pipes, we offer rotomoulded and blow-moulded overhead plastic water storage tanks designed for durability and efficiency. Available in capacities ranging from 500 litres to 10000 litres, our tanks cater to diverse water storage needs. You can choose from two-layer, three-layer and four-layer options, each engineered to provide superior strength, insulation and water purity. These water storage containers are made from food-grade, high-quality polymer. Here are the water tanks by Astral pipes and their features.

1. Cleo Water Tank: It is a four-layered water tank, high-quality water storage solution designed for durability and hygiene. Its outer UV-stabilised layer protects against environmental stress, while the black middle layer blocks heat and prevents algae growth. The structural layer ensures strength and the inner anti-viral copper shiled layer inhibits bacterial, viral, fungal and algae growth, keeping water fresh and safe.

2. Vito Water Tank: This water tank is a cutting-edge water storage solution featuring an anti-viral copper shield for superior hygiene. Its three-layered water tank design includes a UV-resistant outer layer to protect against sunlight, a black middle layer that blocks heat and prevents microbial growth and a sky-blue inner layer infused with active copper particles that prevent the growth of bacteria, fungi, algae and viruses. These water tanks are designed for longevity and optimal water quality.

3. Sylo Water Tank: It is a two-layer water tank that features a design with a black UV-resistant outer layer that blocks sunlight and prevents microbial growth. The inner layer of the tank ensures safe drinking water storage with easy visibility for inspection. Enhanced with air-ventilation technology that maintains water freshness, this plastic water storage tank includes structural reinforcements to prevent bulging and bursting under pressure. The threaded lid keeps water dust-free and hygienic.

4. Pio and Delta water tanks: These water tanks offer high-quality water storage solutions designed to meet various residential, commercial and agricultural needs. Both tanks are made from 100% Virgin HDPE material, ensuring durability and strength. They feature multi-layered construction with UV-resistant outer layers to prevent microbial and algae growth. It has an anti-microbial inner layer that ensures that water remains pure and safe for drinking. Available in various capacities ranging from 500L to 10,000L, these plastic water storage tanks are suitable for various applications, including potable water storage. Both Pio and Delta water tanks come in multiple colours and ensure long-lasting reliability for your water storage needs.

5. Opta Water Tank: These water storage tanks are made from 100% Virgin HDPE material water tank, ensuring durability and safety. These plastic water storage containers feature a three-layer design: a UV-resistant outer layer, a black middle layer to block UV rays and prevent algae and an anti-microbial inner layer that keeps water pure and safe for drinking. These water tank for house and residential use, are lightweight yet strong, with a modern ribbed design and uniform thickness for enhanced durability. They come in various colours and capacities, offering long-lasting, hygienic water storage for homes and businesses.

How to Maintain Your Home Water Tank?

Proper maintenance of your home water tank is essential to ensure clean, safe and reliable water storage. Regular upkeep helps prolong the life of the tank, reduces the risk of contamination and ensures that water remains potable. Here are some key steps for maintaining your water storage tank:

1. Clean the Tank Regularly

One of the most important aspects of water tank maintenance is cleaning. Over time, sediments, algae and other impurities can accumulate in your plastic water tank. Cleaning should be done every 6 to 12 months, depending on the water quality and usage. To clean the water tank:

• Empty the tank
• Scrub the walls and floor using a brush or cloth to remove dirt and algae.
• Use a mild detergent and rinse thoroughly to avoid any residue.
• Disinfect the tank using chlorine or a water-safe cleaning solution and let it sit for a while before rinsing it out.

2. Check for Cracks or Leaks: 

Inspect the tank periodically for cracks, leaks or any signs of damage. Plastic water storage tanks can be prone to cracking over time, especially when exposed to harsh weather conditions. If any leaks are detected, they should be sealed immediately to prevent water wastage and contamination.

3. Ensure Proper Ventilation: 

Proper ventilation is important for maintaining a water storage tank. Ensure that the tank has an appropriate vent or lid to prevent the growth of algae and bacteria, which thrive in dark, stagnant water. The vent also allows for air circulation, which prevents the formation of foul smells.

4. Cover the Tank: 

To protect your water storage containers from dirt, debris and contaminants, make sure the tank is properly covered. Use a tightly fitting lid or cover to keep the water clean and prevent animals from getting into the tank. A covered tank will also minimise algae growth caused by sunlight.

5. Inspect the Inlet and Outlet Pipes:

Regularly check the inlet and outlet pipes connected to your water storage container for blockages or damage. Clean the pipes to ensure that water flows freely and without obstruction. Clogged pipes can lead to poor water pressure or contamination.

6. Test Water Quality: 

It is important to test the quality of the water stored in the tank, especially if the tank stores potable water. If the water appears murky or has an unusual taste, it is a sign that the water tank for house, needs cleaning, or the water source needs to be inspected. Regular testing for pH levels, chlorine content and bacteria can help you ensure water safety.

7. Monitor Water Levels in Tank and Water Usage: 

Keep an eye on the water levels in the tank. A sudden drop in levels or an unusual fluctuation may indicate a leak or fault. Monitoring water usage ensures that the water tank is functioning optimally.

By following these simple steps, you can maintain your plastic water storage tanks effectively to ensure safe and reliable water access for your home throughout the year.

How to Install an Overhead Water Tank? 

Installing an overhead water tank for your house requires careful planning and thoughtful execution. When selecting a water storage tank, consider the specific needs of your household and the available space. Before purchasing, evaluate the capacity you will need for effective water storage and ensure the tank meets local regulations for potable water tanks. Here are the steps to install an overhead water tank:

Step 1: Select an Appropriate Location

• Choose a flat, stable area with sufficient space for the tank.
• Ensure the location allows easy access for maintenance and refilling.
• Consider proximity to downpipes (for rainwater harvesting) and plumbing connections.

Step 2: Prepare the Base

The base should be level and strong to support the full weight of the water storage tank when filled. Recommended base types include:

• Concrete Slab (RCC Base): At least 4–6 inches thick, extending 6 inches beyond the tank’s diameter.
• Paver Blocks: Well-compacted, even surface to distribute weight.
• Gravel or Sand Bed: Only for smaller tanks; ensure it’s well-compacted.

Step 3: Position the Tank

• Carefully lift the tank into place using appropriate equipment (if necessary).
• Do not drag or roll the plastic water tank, as it may damage the structure.
• Ensure the tank sits evenly on the base with no overhanging edges.

Step 4: Connect Inlet and Outlet Pipes

• Inlet Connection: Attach pipes leading from gutters (for rainwater collection) or direct water sources.
• Outlet Connection: Install taps or plumbing lines to access stored water.
• Overflow Pipe: Position to direct excess water storage safely away from the tank’s foundation.
• Use Teflon tape or sealant to prevent leaks at connection points.

Step 5: Install a Secure Lid and Vent

• Ensure the lid is tightly sealed to prevent debris, insects, and contamination.
• A ventilation system (mesh-covered opening) helps maintain air circulation and prevents a vacuum effect.

Step 6: Conduct a Leak Test

• Fill the water storage container gradually and inspect for leaks or structural weaknesses.
• Tighten any loose fittings and ensure water flows properly through outlets.

Step 7: Maintain Your Water Tank Regularly

• Clean the water storage tank periodically to prevent algae and sediment buildup.
• Inspect pipes and fittings for leaks or damage.
• Check water quality if using the water tank for drinking purposes; consider installing a filtration system.

By following these steps, you can ensure that your water tank provides reliable water storage for years to come.

FAQs

1. Is a 1000-litre water tank enough?

If you have a small family of 3 to 4 people, a 500 to 600-litre water storage tank will be adequate. For a larger family of 5 to 6 members, a tank with a capacity of 700 to 1000 litres would be more suitable. For commercial use in a complex, you may need a water tank with a capacity ranging from 1000 to 2000.

2. How to choose water tank size?

To choose the right water tank size, assess daily water usage. Calculate based on the number of people, appliances and equipment. Evaluate storage needs by considering water source reliability, peak usage times and seasonal demands. Measure the water storage tank to see if it fits in the intended installation area, whether on a rooftop, underground or in an open space.

3. What is an overhead water tank?

An overhead water tank is a storage container placed above ground level, typically on a stand or elevated platform, to store water. It works on the principle of gravity, allowing water to flow downward into pipes for distribution throughout a building or property. Overhead plastic water storage containers are commonly used in homes, buildings and industries to ensure a steady supply of water with adequate pressure. They are often installed at a height to maximise water flow and pressure for taps, showers and other plumbing systems.

4. Do water tanks come with UV protection?

Yes, many water tanks, especially plastic water tanks, come with built-in UV protection. This helps prevent sunlight from reaching the stored water, reducing algae growth and extending the tank’s lifespan. UV-resistant tanks are especially useful in hot climates where constant sun exposure can weaken plastic. When buying a water storage tank, check if it has UV-stabilized materials to ensure durability and safe water storage.

5. Is plastic water tank safe for drinking water?

Plastic water tanks can be safe for drinking water if they are made from food-grade, non-toxic materials. Tanks made from high-quality polyethylene (HDPE) are commonly used for drinking water storage because they are durable, resistant to UV rays and do not leach harmful chemicals when properly maintained. However, it is important to clean the tank and ensure it is kept covered to prevent contamination. Also, check for cracks or damage that could lead to leaks or bacterial growth.

6. What is the best plastic for a water tank?

The best plastic for a water tank is food-grade polyethylene (PE). This material is durable, UV-resistant and non-toxic, making it ideal for storing potable water. Food-grade polyethylene ensures that the water remains safe and uncontaminated. It is also lightweight, cost-effective and resistant to cracking or corrosion, which makes it suitable for long-term use. Plastic water storage tanks made from this material are commonly available and widely trusted for residential and commercial water storage needs.

7. What type of container is best for storing water? 

The best type of container for storing water is a food-grade plastic water tank made of high-density polyethylene (HDPE) or polyethylene (PE). These materials are durable, non-toxic and resistant to corrosion and UV rays, ensuring that the water stays clean and safe for consumption. Plastic water storage tanks are lightweight, easy to handle and provide excellent insulation. For long-term storage, make sure the container is sealed properly to prevent contamination and algae growth. Plastic water storage containers are the most reliable and cost-effective option.

8. How often should a water tank be cleaned?

A water storage tank should be cleaned at least once every 6 months. Regular cleaning prevents dirt, algae, and bacteria from building up inside. If you use the tank for drinking water, more frequent cleaning may be necessary. To clean, drain the tank, scrub the interior with a mild disinfectant or bleach solution, rinse thoroughly, and refill with fresh water. Keeping your water tank clean ensures safe and hygienic water storage for daily use.

9. What are the three types of water storage tanks?

The three types of water storage are underground, aboveground and overhead. An underground tank is installed below ground to save space and help maintain water temperature. Aboveground water tanks refer to tanks placed on the ground, which offer easy access and maintenance. Overhead water storage containers involve tanks positioned at elevated heights, using gravity to provide water pressure, which makes them ideal for buildings and efficient water distribution. Each type is suited to different needs and available space.