Treated Water, all

over the House


Treated Water, all

over the House

Welcome to

Nildiyadahara Water Management (Pvt) Ltd

Nildiyadahara Water Management (Pvt) Ltd was established in 2007 with the aim of establishing technically water purification systems with the aim of providing quality water to the SriLankan people to maintain a healthy life.

Since our establishment, we have always been at the forefront of the market due to the latest technology, the most advanced accessories, various sizes, competitive prices and ease of installation.

After the sale, our agency provides all necessary spare parts and maintenance services.

It is a great honor for us to be able to be among the leading providers of water purification system services in Sri Lanka due to the reliable service that ourcompany has provided to customers for a long time.


Water Treatment Systems

Domestic Ro Units

Domestic Ro Units

Experience pure confidence with our RO Units the ultimate domestic water purifier. Say goodbye to impurities and hello to crystal-clear drinking water with our advanced technology, designed to give you peace of mind and a refreshing taste. Trust in our  RO Units for all your household water needs.

Commercial RO

Commercial Ro Systems

Upgrade your business with RO Units – the ultimate solution to pure and refreshing water. With powerful filtration technology, our commercial grade RO Water purifiers ensure your customers enjoy nothing but the best. Trust RO Units for a reliable source of clean drinking water that will leave a lasting impression on every guest.

Industrials Ro Units

Industrials Ro Units

Experience crystal clear water with our industrial RO units – the ultimate solution to your pure water needs. Built for industries, our powerful RO purifiers ensure top-notch quality at all times. Trust us to deliver unmatched performance and reliability you can count on.

what we offer

Home Water Solutions

Provide the best solution for your requirement

Experience pure and clean water effortlessly with our RO Water filters. No matter the project, we’ve got you covered – be it at home, in your business or industry. Our team is ready to provide you with reliable and efficient solutions that will leave you confident in the quality of your water supply.

Full Installation and After Service

At RO Water filters, we take pride in providing top-notch inspection, installation, and after-service for our valued customers. From start to finish, we ensure that your water filtration needs are met with confidence and expertise. Trust us to keep your water clean and safe for you and your loved ones. Choose RO Water filters today!


Spare Parts Supply

Say goodbye to the hassle of searching for spare parts! With our RO water filters, you’ll have access to all the necessary components whenever and wherever you need them. Don’t waste your time on unnecessary searches – trust in our reliable filtration systems and enjoy pure, clean water with ease.

why you Need

Reverse Osmosis Filters

Ro water filtration

Superior Filtration Technology

RO water filters utilize a sophisticated reverse osmosis process, which involves forcing water through a semi-permeable membrane. This membrane has extremely small pores that can effectively remove particles, bacteria, viruses, heavy metals, chemicals, and other impurities present in the water. The result is purified water that meets high-quality standards.

Comprehensive Purification

RO water filters are designed to address a wide range of contaminants that may be present in your water supply. These filters can effectively remove common impurities like chlorine, sediment, rust, lead, arsenic, fluoride, nitrates, and many more. By employing multiple filtration stages, RO systems ensure thorough purification, providing you with clean and healthy water.

Improved Taste and Odor

In addition to removing contaminants, RO water filters also enhance the taste and odor of your drinking water. The filtration process eliminates unpleasant smells and flavors caused by chemicals, pollutants, and organic matter, resulting in fresh, clean-tasting water that is ideal for drinking and cooking.

Customizable Options

RO water filters offer customizable options to suit your specific requirements. Depending on the quality of your water supply and your filtration needs, you can choose from various RO systems with different filtration capacities, number of stages, and additional features like remineralization, UV sterilization, or alkaline enhancement.

why choose us

More than 100 families
choose us for their homes

“Outstanding Service! I recently had an RO water filter installed by Nildiyadahara company, and I can be happier. The installation process was smooth and efficient, and the technicians were knowledgeable and friendly. They answered all my questions and ensured that everything was working perfectly before they left. The water quality has improved significantly, and I can taste the difference. I highly recommend their services to anyone in need of an RO water filter installation.”

Sujith Jayasinghe  Moratuwa

Top-Notch Professionals! I contacted this company for an RO water filter installation, and they exceeded my expectations. From the initial consultation to the final installation, their team was professional, punctual, and highly skilled. They provided excellent guidance in selecting the right filter for my needs and explained the entire process in detail. The installation itself was flawless, and they even cleaned up after themselves. I’m extremely satisfied with the service and the quality of water I now have. Thank you!”

Sanjeewa Kariyawasam- Panadura

“Highly Knowledgeable Team! I had a wonderful experience with this company for my RO water filter installation. The team was highly knowledgeable and provided valuable insights into the different filtration systems available. They patiently listened to my requirements and recommended the most suitable option for my household. The installation itself was carried out with precision and care, and they even took the time to explain how to maintain the filter for optimal performance. The water now tastes amazing, and I’m grateful for their expertise. Great job!”

Purnima Videshika

"Efficient and Professional! I'm extremely satisfied with the RO water filter installation performed by this company. The technicians were punctual, polite, and efficient. They worked diligently to complete the installation without any disruption to my daily routine. The team was well-prepared and had all the necessary tools, ensuring a smooth process. They even provided instructions on how to monitor the filter's performance. The water quality has improved noticeably, and I'm glad I chose this company. Highly professional and reliable!"

Sayuri Ekanayaka

"Exceptional Customer Service! This company goes above and beyond to provide outstanding customer service. From the moment I contacted them to inquire about an RO water filter installation, they were prompt, responsive, and attentive. They patiently answered all my queries and provided valuable insights to help me make an informed decision. The installation team was courteous, respectful, and efficient. They took the time to explain the maintenance procedures and offered tips for optimal performance. I'm extremely pleased with their service and the quality of the water. Truly exceptional!"

Sapumal Disanayaka


Contact Us

No.49B, Cotta Road, Borella, Colombo 08, Sri Lanka.

+94 (0) 11 267 5657
   +94 (0) 72 853 3861
   +94 (0) 77 366 3706