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Marafeq Expands Helios TCS to North Plant at Lusail Marina District Following Proven Success

Marafeq is expanding its adoption of the Helios Tube Cleaning System® (TCS) to include the North Plant at the Lusail Marina District—an exciting development that underscores both the success of the initial Helios implementation and the growing role of smart energy solutions in Qatar’s sustainable future.

Following the successful commissioning of the Helios TCS in the original Lusail Marina District cooling plant, Marafeq is doubling down on its investment in energy efficiency and operational excellence. The decision to expand the system to the North Plant is driven by the strong performance metrics seen in the initial deployment, including improved heat transfer, reduced energy consumption, and a significant reduction in manual cleaning requirements.

A Massive District Cooling Footprint

Marafeq’s footprint across Lusail City is substantial. As one of the leading utilities driving Qatar’s district cooling infrastructure, Marafeq plays a critical role in delivering reliable, efficient cooling to a wide range of commercial, residential, and recreational developments. The Lusail Marina District alone is a premier waterfront destination, encompassing high-density residential towers, luxury hotels, retail centers, and entertainment venues—all of which rely on uninterrupted cooling in Qatar’s extreme climate.

By equipping both the original and North Plant facilities with Helios TCS technology, Marafeq is reinforcing its commitment to cutting-edge infrastructure and laying the foundation for smarter, greener operations across the district.

Proven Results, Expanded Impact

The initial installation of the Helios TCS demonstrated immediate operational benefits, including:

  • Continuous mechanical cleaning of chiller tubes, ensuring optimal heat exchanger efficiency
  • Reduced energy usage, contributing to lower operational costs and a smaller carbon footprint
  • Decreased reliance on manual cleaning, leading to fewer plant shutdowns and labor redeployment

These outcomes align perfectly with Marafeq’s goal of delivering high-performance cooling systems while supporting Qatar’s National Vision 2030 for sustainability and innovation.

Why Helios TCS Works

Developed by Innovas Technologies, the Helios TCS is a fully automated solution that prevents scale and fouling buildup in condenser tubes, a persistent issue in district cooling systems. Instead of waiting for performance to degrade before cleaning, the Helios TCS keeps tubes clean in real-time without interrupting operations—resulting in consistent performance and long-term energy savings.

Other Helios installations globally have shown energy consumption reductions of up to 30%. While specific savings data from Lusail Marina’s initial implementation are still being gathered, the early success has been convincing enough for Marafeq to move forward with an expanded rollout.

A Scalable Solution for a Sustainable Vision

As Qatar continues to invest in forward-thinking infrastructure, the expansion of the Helios TCS at Lusail Marina is more than just a technical upgrade—it’s a signal that Marafeq is building a smarter, more resilient energy ecosystem. The North Plant implementation will amplify the sustainability benefits already being realized and position Marafeq to lead by example as other utilities in the region look to enhance their own cooling operations.

Innovas Technologies is proud to support this expansion and will continue to collaborate with Marafeq on ensuring peak system performance and further opportunities for optimization throughout Qatar and the broader Middle East.


With Helios TCS technology now powering multiple plants within Lusail Marina District, Marafeq is setting a new standard for district cooling—one where efficiency, sustainability, and innovation go hand in hand.