• ROMRADIATOARE S.A. - Over 100 years of industrial experience

Smart water treatment for heating and cooling systems

Complete protection for HVAC systems, maximum efficiency, and extended service life – no chemicals, no energy consumption. Modern water treatment solutions for heating and cooling systems.

WHY DO WE DEMINERALIZE FILL WATER?

Modern heating and cooling systems are extremely sensitive to water quality. Untreated water contains salts that promote limescale deposits, corrosion, and reduced system efficiency.

European standards such as VDI 2035 and VDI 6044 recommend using demineralized water to prevent these issues. By removing dissolved salts, the water becomes chemically stable, protects system components, and contributes to safe, efficient long-term operation.

Demineralization is not an additional cost, but an investment in the durability and performance of the system.

PROTECTOR P1, P2, P5

Protector is a unique water treatment unit for closed heating and cooling systems, using water or water-glycol as the heat transfer fluid. The solution operates on an “all-in-one” system principle, combining mechanical filtration, anodic treatment, and control of the water’s chemical parameters.

Protector purifies the water, removes dissolved oxygen, and stabilizes pH within an optimal range (8–10), creating ideal operating conditions for the system.

BENEFITS

  • Complete water treatment solution in a single unit
  • Regulates pH, conductivity, and oxygen level
  • Prevents corrosion, deposits, and magnetite formation
  • Keeps heat exchangers clean and efficient
  • Replaces chemical treatments, filters, and magnetic separators
  • Does not require electrical power
  • Reduces maintenance costs and unplanned interventions
  • Compatible with digitalization and BMS systems (optional)

APPLICATIONS

Products in the Protector range are intended for:

  • District heating systems
  • Cooling systems and chillers
  • Heat pumps
  • Commercial and industrial HVAC installations
  • Residential buildings, offices, hospitals, hotels
  • Water or water-glycol systems
  • VDI 2035 / VDI 6044 compliant applications

MODELS

Compact solution for small-scale systems where efficient, continuous water treatment is required, in an easy-to-integrate format.

Unit dedicated to small and medium-sized systems, frequently used in residential and commercial applications.

Advanced solution for medium and large systems, with higher water volumes and stringent requirements regarding water quality.

PROFILL

Profill is a range of filling and top-up units with demineralized water for heating and cooling systems.

Installed on the filling circuit, Profill units supply systems with water in accordance with VDI 2035, removing salts, limescale, and aggressive substances.

The demineralization process is carried out using a mixed-bed ion exchange resin, without chemical additives and without electrical energy consumption.

BENEFITS

  • Demineralized water compliant with VDI 2035
  • Removes limescale, sulfates, nitrates, and chlorides
  • Drastically reduces the risk of deposits and corrosion
  • Improves heat transfer and system efficiency
  • Does not introduce chemicals into the system
  • Operates without electrical power
  • Suitable for any type of HVAC system

APPLICATIONS

The Profill range is recommended for:

  • Initial filling of heating and cooling systems
  • Periodic top-up of HVAC systems
  • Heat pumps and modern boilers
  • Solar thermal systems
  • Installations sensitive to water quality
  • Applications requiring low conductivity and anti-corrosion protection

MODELS

Profill 12.5 L
Versatile solution for residential and commercial systems. Optimal balance between size and treatment capacity.

Profill 25 L
Recommended for medium-sized commercial and industrial installations. Ensures constant flow and high demineralization capacity.

Profill 50 L
High-capacity unit for complex HVAC systems. Suitable for large buildings and industrial applications.

Overview

CONCLUSIONS

  • IWTM Protector and IWTM Profill solutions fully cover water treatment needs for modern heating and cooling systems.
  • Demineralizing fill water is essential to prevent deposits, corrosion, and efficiency losses.
  • The Profill range provides properly demineralized water for filling and topping up installations.
  • The Protector range maintains water quality in the system over time, without chemical treatments.
  • The products comply with European standards VDI 2035 and VDI 6044
  • Operation without electrical power reduces costs and system complexity
  • The systems are scalable, from residential applications to complex HVAC installations
  • Investing in proper water treatment increases equipment service life and reduces operating costs

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