Cistern Tank Repair: How to Restore Water Tank Functionality

Cisterns and water tanks play a crucial role in ensuring an uninterrupted water supply in households, industrial sites, and agriculture. However, over time, these tanks can become damaged due to corrosion, mechanical impacts, weather conditions, or improper use. Regular maintenance and timely repair of cisterns are essential to avoid serious accidents and financial losses.

Common Cistern Problems and Their Solutions

  1. Corrosion
    One of the most common problems in metal tanks is corrosion. Water, especially if it contains salts or chemicals, can cause oxidation of the tank walls. To prevent the destruction of the cistern:
    • Clean the affected areas of rust.
    • Apply an anti-corrosion coating to protect the metal from further oxidation.
    • Regularly inspect the tank and perform preventive painting with special materials.
  2. Cracks and Leaks
    Cracks can occur in both metal and plastic cisterns due to temperature fluctuations or mechanical damage. To fix these issues:
    • Detect the leak by visual inspection or using water tests.
    • For metal tanks, use welding or special metal patches for sealing.
    • For plastic tanks, use epoxy resin or specialized repair kits for polymers.
  3. Contamination
    Over time, dirt, sediment, or algae can accumulate in tanks, affecting water quality. To solve this problem:
    • Regularly clean the internal walls of the tank.
    • Use special antiseptic agents to disinfect the water and internal surfaces of the cistern.
    • Install filters to prevent dirt and foreign particles from entering the tank.
  4. Clogged Pipes or Valves
    Sometimes the issue is not with the tank itself but with the water supply system. If pipes or valves are clogged, this can interfere with the normal operation of the tank. In such cases:
    • Check and clean all the pipelines connected to the cistern.
    • Ensure the valves are functioning correctly and do not block the water flow.

Tips for Cistern Maintenance

  • Regular Inspections. Periodic visual inspection of the tank helps to detect corrosion, cracks, or leaks in time.
  • Freeze Protection. If the cistern is used in cold conditions, it should be insulated or fitted with heaters to prevent water from freezing.
  • Water Level Control. Use water level sensors to avoid overflows or drying out the cistern, which could damage its walls.

When to Call Professionals

Some problems can be solved on your own, but in the case of severe damage or if the cistern requires specialized repair work (welding, replacement of large sections), it’s better to contact professionals. They can conduct a qualified assessment of the tank’s condition and restore its functionality with minimal risk.

Thus, proper repair and regular maintenance of cisterns will help extend the tank’s lifespan and ensure an uninterrupted water supply. 

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