22 / 09 / 2026

FERRO ball valves - how to choose the right one?

FERRO offers over a hundred valve models with various designs, connections, and specifications. Its segmentation makes it easier to select the right solution—the three product lines are tailored to different installation requirements. F-Comfort valves are designed for standard applications, F-Power valves are suitable for systems with higher operating parameters, and valves from the Herkules line are intended for specialized and more demanding systems. Find out how they differ and how to choose the right valves for various installations.

In this article, you will learn:

  • how FERRO F-Comfort, F-Power, and Herkules valves differ,
  • what parameters the valves from each segment have,
  • what significance these differences have in practical installation,
  • when to choose a standard solution and when to opt for a segment with higher parameters,
  • how the division into segments makes the installer’s job easier.

The selection of FERRO ball valves is vast—over a hundred models. To help customers find the product that best suits their needs, they have been divided into three lines with different characteristics— F-Comfort (standard), F-Power (with enhanced performance), and Herkules (for specialized applications).

Valves from all three FERRO lines are made of high-quality CW617N – 4MS brass with reduced nickel and lead content and are certified for use in drinking water systems. Their reinforced bodies are designed using ABT (Advanced Body Technology), which optimizes the design for specified operating parameters based on an analysis of the forces acting on the valve during installation and use. Read about how the valves from each line differ and how to make the right choice.

F-Comfort Valves – The Standard for Typical Installations

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The F-Comfort line consists of valves for typical domestic water and central heating systems operating under normal conditions. Their parameters are suitable for standard applications where there is no need to install components with increased durability.

F-Comfort valves are designed for systems where the working medium is water. Their maximum operating temperature is 100°C, and the nominal pressure is 20 bar (2.0 MPa).

This is the most popular solution for apartments and single-family homes—proven, high-quality products for typical projects where system operating conditions do not require elevated temperature and pressure parameters. The ideal choice wherever predictable performance and reasonable cost are key.

F-Power Valves – Higher Performance and Wider Application

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F-Power is an intermediate segment between the F-Comfort standard and valves from the Herkules line. They are designed for systems where the medium is water, a glycol solution (up to 50%), or compressed air. The operating temperature range is from -30°C to 120°C, and the nominal pressure is 30 bar (3.0 MPa). An additional advantage is the full-bore design.

F-Power valves are a solution designed for systems requiring higher pressures and flow rates, such as risers in multi-family buildings, large boiler rooms, or systems exposed to freezing (refrigeration systems, solar installations, and heat pumps). Thanks to their enhanced performance and compatibility with various media, they ensure the reliability of systems operating under more demanding conditions.

Herkules – Valves for Special Tasks

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The Herkules line consists of valves for the most demanding systems. Compared to F-Comfort and F-Power, they have the highest operating parameters: a nominal pressure of 40 bar (4.0 MPa) and a maximum operating temperature of 140°C. Enhanced durability is ensured by a reinforced body design and an increased number of thread turns. Herkules valves offer full flow and can operate with water, glycol solution (up to 50%), and compressed air.

Herkules is not simply a “stronger” version of a standard valve. It is a solution designed for systems where the highest performance parameters and a greater safety margin are critical, such as installations in technical and industrial facilities or in locations with heightened safety requirements.

What do these differences mean for the installer?

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The division of FERRO valves into the F-Comfort, F-Power, and Herkules lines makes it easier to select the right valve for a specific project based on the system’s operating conditions. F-Comfort helps avoid oversizing in typical water and central heating systems. F-Power allows for use in systems operating over a wider temperature range (below 0°C and above 100°C), as well as where full bore and increased structural strength are essential. Herkules is a solution for specialized applications with heightened safety requirements.

For the installer, this classification makes it easier to quickly find the right valve and reduces the risk of using a component that is not suited to the system’s load. FERRO supports contractors not only with the breadth of its product range, but also with its clear structure, consistent quality of workmanship, and commitment to the reliability and safety of installations. As a result, the selection of a specific product line can be clearly linked to the system’s operating parameters, rather than being based solely on price or habit.

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