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How to Choose the Right Water Tank: Capacity, Layers, Materials, and Cost

  • shivawatertanks
  • Aug 30
  • 2 min read

Updated: Oct 11

Choosing the Right Water Storage Tank: A Comprehensive Guide


Understanding Your Water Storage Needs


Choosing the right water storage tank is crucial. It involves selecting the right capacity, safe food-grade materials, and ensuring UV protection for India’s hot climate.


Are you struggling to choose the right water storage tank for your home or business? This guide will help you make an informed decision by focusing on capacity, materials, and UV protection.


Key Factors to Consider


Most buyers search by size, such as “1000 litre water tank price,” and by features like multilayer or UV-stabilized construction. This guide covers what matters for homes, shops, and small businesses.


The Simplest Sizing Method


To estimate the liters needed, multiply the number of people by daily use and backup days. A common rule of thumb uses 135 L/person/day. For example, for 5 people and 1 day of storage, the capacity is approximately:


5 × 135 × 1 = 675 L.


Round up to the next standard size, such as 750 L or 1000 L.


  • Small households (1–2 people) often choose 500–1000 L.

  • Medium households (3–5 people) typically select 1000–2000 L.

  • Larger households (6+ people) consider 2000–5000 L, adjusting for gardens or erratic supply.


Search demand concentrates around sizes like 500 L, 750 L, 1000 L, 1500 L, 2000 L, and up to 5000 L for larger buildings.


Material Matters


Most plastic tanks use polyethylene (HDPE/LLDPE). This material is durable, lightweight, and non-reactive for potable water when made food-grade.


Look for food-grade inner layers and BIS/ISO signals to ensure safety and compliance for drinking and household use.


Importance of Multilayer Construction


Multilayer construction (3–4+ layers) improves durability, temperature control, and hygiene. It includes UV-resistant outer layers, structural cores, insulation foam, and food-grade inner contact surfaces.


Four-layer designs, in particular, combine UV blocking, insulation, and antimicrobial inner surfaces to keep water cleaner for longer.


Benefits of UV Protection


UV-resistant tanks reduce sunlight penetration. This helps prevent heating water and promotes algae growth, improving taste and cutting maintenance.


In hot climates, UV-protected, multi-layer designs can extend usable life and help maintain cooler water during peak summer.


Essential Features to Look For


Prioritize food-grade inner surfaces, UV-stabilized outer layers, and clear capacity and inlet/outlet specifications for correct plumbing.


Threaded or ventilated lids, dark/UV-blocking exteriors, and documented warranty and certification details support long-term quality.


Plan periodic cleaning and inspection to prevent sediment, biofilm, and algae. Align cleaning frequency with usage and local conditions.


FAQs


  • How often should a tank be cleaned?

At least periodically based on usage; follow a cleaning routine to limit algae and sediment.


  • Which color is better?

Dark or UV-blocking exteriors reduce sunlight and algae risk in hot, high-UV environments.


  • What does “food-grade” mean?

Inner contact layers use materials suitable for potable water when manufactured to proper standards.


  • Is 1000 L enough for a typical family?

It often suits 3–5 people for a day, but confirm with the capacity formula and round up to standard sizes.


Conclusion


Choosing the right water storage tank is essential for ensuring access to healthy and pure water. Ready to size and select a tank? Explore food-grade, UV-stabilized options and request a quote with local delivery support in Gujarat. Visit www.shivarotocare.com.


 
 
 

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