Installing a water filter is no longer a luxury for Sri Lankan households - it has become a practical necessity. With increasing concerns around groundwater contamination, pipe corrosion, hard water issues, and region-specific health risks such as chronic kidney disease (CKDu), many homeowners are investing in water filtration systems to protect their families.
However, choosing a water filter is only part of the solution. Correct installation plays a critical role in ensuring water safety, filtration efficiency, system lifespan, and long-term cost savings.
This guide explains everything Sri Lankan homeowners should know before installing a water filter, including system types, installation requirements, plumbing considerations, regional water challenges, maintenance expectations, and common mistakes to avoid.
Water quality varies significantly across Sri Lanka - from urban municipal supplies to rural well and tube well sources. An improperly installed water filter can:
Correct installation ensures that the filtration system works as designed, delivering safe, clean water consistently.
Before installing any water filter, homeowners must identify the type and condition of their water source.
A professional or laboratory water test helps determine:
Without testing, homeowners risk installing the wrong type of water filter, rendering the system ineffective.
The installation process depends heavily on the type of water filter system selected.
Installed at a single water outlet, such as a kitchen tap.
Common Types:
Installation Complexity: Low to moderate
Best For: Drinking and cooking water
Installed at the main water line entering the house.
Filters the entire household water supply, including bathrooms and washing machines.
Installation Complexity: High
Best For: Hard water treatment, sediment removal, overall water quality improvement
What Homeowners Should Know:
Common Mistakes:
RO systems are popular in Sri Lanka due to their ability to remove dissolved contaminants.
Key Installation Considerations:
Important Note:
RO systems are not suitable for all water sources without proper pre-filtration. High iron or sediment levels can damage RO membranes.
Whole-house systems require professional installation due to plumbing complexity.
Installation Location:
Components Typically Installed:
These systems ensure that all water entering the house is treated, not just drinking water.
Sri Lankan homes vary widely in plumbing design, especially between older houses and newly constructed buildings.
Many homes use rooftop or elevated tanks.
Installation Tips:
Some water filters require additional infrastructure.
Ensure:
Improper pressure can lead to leaks, poor filtration, or system failure.
DIY installation may be suitable for:
However, homeowners must follow manufacturer instructions precisely.
Professional installation is strongly recommended for:
Companies like PureHydro often provide professional installation services to ensure system efficiency and compliance with local conditions.
After installation, homeowners should verify:
Initial flushing removes carbon dust and air trapped inside the system.
Installing a water filter is not a one-time task.
Component
Sediment filter
Carbon filter
RO membrane
UV lamp
Replacement Frequency
3 - 6 months
6-12 months
2-3 years
Annually
Failure to maintain filters can lead to:
Avoiding these mistakes significantly improves system performance and longevity.
Recommended: RO with mineral balancing or specialized fluoride removal systems
Recommended: Carbon + sediment filtration
Recommended: RO systems with corrosion-resistant components
While RO systems are effective, they produce wastewater.
Homeowners should consider:
Sustainable installation practices reduce environmental impact and household expenses.
A correctly installed water filter:
The installation stage directly affects how well these benefits are realized.
Installing a water filter in Sri Lanka is not just about connecting pipes - it’s about understanding water quality, household needs, plumbing conditions, and long-term maintenance.
By choosing the correct system, ensuring proper installation, and committing to regular maintenance, homeowners can enjoy safe, reliable, and clean water for years to come.
Whether opting for a simple kitchen filter or a comprehensive whole-house solution, informed installation decisions make all the difference. Brands such as PureHydro highlight the importance of water testing, system compatibility, and professional guidance - key elements every homeowner should prioritize.
