Commissioning Valves

FloControl offers a full range of balancing valves sometimes known as Fixed Orifice Double Regulating Valves (FODRV), threaded and flanged from 1/2” – 600mm diameter. Traditional Globe Valve style with integral orifice (Commissioning Valve) and separate flow measuring device (Commissioning Valve Set). We also offer Butterfly Valve style Double Regulating Valves with separate orifice as a space and cost saving option. To achieve the lowest total cost of ownership and to reduce the commissioning effort, have you considered Automatic Balancing Valves?



Commissioning Valves | Balancing Valve Set

Commissioning Valve set, also known as Fixed Orifice Double Regulating Valves (FODRV), available in threaded and flanged from 1/2” – 600mm diameter range.

Definition and Function of Commissioning Valves

Commissioning Valves are essential components in hydronic systems, allowing precise control and balancing of fluid flow. These valves ensure system efficiency by maintaining the correct flow rates across the system.

The primary Commissioning Valve Function is to control and measure water flow in heating and cooling systems. By regulating the flow, the valves ensure that each part of the system receives the correct volume of fluid, improving energy efficiency and system performance.

Valve Types and Their Ideal Applications

The valves are available in various designs to suit different system requirements, connection preferences, and installation environments. First in the category of Commissioning valve types is the threaded option. These valves are equipped with female BSP (British Standard Pipe) threads, allowing for quick and straightforward installation using standard pipe fittings. Each Commissioning Valve Set is compact and easy to handle, making these valves ideal for space-constrained environments such as apartment buildings, fan coil units, wall-mounted boilers, and small HVAC terminal units.

Next are the flanged Commissioning Valves. They are designed for larger, more demanding systems requiring high-capacity flow regulation and robust mechanical strength. These valves are constructed from durable materials such as ductile iron.

Size Range and Technical Specifications

A Commissioning Valve Set must meet a wide spectrum of application demands — from compact residential systems to expansive industrial installations. Fortunately, FlowCon IVC has an extensive collection of Commissioning valve types, sizes, material compositions, and pressure-handling capabilities. Learn more about them below:

Size Range: From ½” to 600mm Diameter

Commissioning Valve size options range from ½” to 600mm. The smaller options are ideal for low-flow applications such as fan coil units, heat interface units, and terminal equipment in residential setups. A larger Commissioning Set is designed to manage significantly higher flow rates.

Material Types and Pressure Ratings

Just like Balancing Valves, these valves are crafted from premium-grade materials. They include durable materials such as bronze and ductile iron. They are selected for their mechanical integrity and compatibility with fluids at different temperatures passing through a Commissioning Valve. Additionally, our valves can handle both low-pressure and high-pressure conditions.

Flow Coefficients and Tolerances

An important parameter in a Double Regulating Valve is the flow coefficient. Each valve in our product line is pre-calibrated and tested to deliver a consistent Kv value, which is essential for accurate system balancing and flow verification. The precise machining of the internal components and the consistency of the Commissioning Set ensure that flow tolerances are kept to a minimum.

Frequently Asked Questions

How does a Commissioning valve work?

It works by regulating and measuring the flow of water within a hydronic system to ensure each terminal or branch receives the correct flow rate. This is essential for balancing heating or cooling systems, improving energy efficiency, and maintaining occupant comfort.

What is the difference between a flanged and threaded Commissioning Valve?

The primary difference between these valves lies in their method of connection and their typical application scale. Threaded commissioning valves are quick to install using standard plumbing tools and are ideal for smaller pipework systems. Flanged valves are used in larger, high-pressure systems.

Are these valves suitable for both hot and chilled water systems?

Yes, the Commissioning Valve Set is engineered to function effectively in both hot and chilled water systems. Their robust construction from materials such as brass, bronze, and ductile iron ensures they can handle varying fluid characteristics. They remain consistent whether in a heating circuit or a chilled water loop.

Do you provide installation support or technical guidance?

Yes, we provide comprehensive support to assist engineers, installers, and consultants get the best results. The support is in the form of valve selection guidance, on-site troubleshooting, and post-installation commissioning procedures. At FlowCon, you get value when you invest in our Commissioning Valves.

How quickly can I get delivery for a specific size or type of valve?

We maintain an extensive inventory of valve types in various sizes and connection styles, including a Commissioning Valve. This allows us to offer fast lead times on most standard models. For real-time stock availability and delivery estimates, we recommend contacting our sales or technical team directly.

How do I select the correct commissioning valve for my application?

The factors to consider when selecting your ideal Double Regulating Valve include system flow rate, operating pressure, temperature range, pipe size, and preferred connection type. Our team can support you in reviewing project specifications and selecting the optimal valve solution.

What materials are your valves made from?

To ensure efficient Commissioning Valve Function, our valves are available in a variety of material options to suit different system environments and performance requirements. The most common materials are DZR brass or bronze for its corrosion resistance and ductile iron for systems where higher pressure ratings are required.

What is a Commissioning Valve Set used for in HVAC systems?

A Commissioning Valve Set is used to measure, regulate, and balance water flow in heating and cooling systems. It helps ensure that every branch or terminal unit receives the correct flow rate, improving system efficiency, energy performance, and occupant comfort.

What is the difference between a Commissioning Valve Set and a Balancing Valve?

A Commissioning Valve Set combines flow measurement and flow regulation functions, allowing engineers to accurately commission and balance hydronic systems. A balancing valve primarily regulates flow, while a commissioning set provides additional measurement capabilities for precise system balancing.

Where should a Commissioning Set be installed in a hydronic system?

A Commissioning Set is typically installed on branch circuits, fan coil units, air handling units (AHUs), heat exchangers, and other HVAC terminal equipment where accurate flow measurement and balancing are required.

How do you select the right Commissioning Valve Set?

The correct Commissioning Valve Set depends on pipe size, required flow rate, pressure rating, connection type (threaded or flanged), and the specific heating or cooling application. Selecting the right valve helps achieve accurate balancing and long-term system performance.

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