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Flamco Heating Expansion Vessel - 25 Litre

Flamco Heating Expansion Vessel - 25 Litre

Flamco Contra-Flex Heating Expansion Vessel 25 Litre with Sealed System Kit/Bracket. This vessel i...

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- FlamcoContra-Flex Heating Expansion Vessel 25 Litre & Sealed System Kit/bracket Fcst 025

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B&Q - FlamcoContra-Flex Heating Expansion Vessel 25 Litre & Sealed System Kit/bracket Fcst 025
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Product Information

Full details

This 25-litre Flamco Contra-Flex Heating Expansion Vessel (MPN: FCST 025) is designed for sealed heating systems, providing essential pressure regulation. It comes with a convenient bracket for straightforward installation. While it offers reliable performance for its intended use, users should ensure their system is compatible with the vessel's specifications.

All features

Model Part NumberFCST 025
BrandFlamco

Extended Product Information

FAQs

What is the purpose of a heating expansion vessel?

An expansion vessel accommodates the expansion of water as it heats up in a sealed heating system. This prevents dangerous pressure build-up and protects system components.

Is this vessel suitable for domestic hot water (DHW) systems?

No, this vessel is specifically designed for central heating systems. Different types of expansion vessels are used for DHW.

What does 'Contra-Flex' mean?

Contra-Flex refers to Flamco's technology designed for effective pressure management and expansion absorption within heating systems.

How often should I check the expansion vessel?

System pressure should be monitored regularly via the system gauge. A professional inspection during annual boiler servicing is recommended.

Can I install this myself?

Installation involves working with your heating system's plumbing and pressure. It is strongly recommended to have this product installed by a qualified and experienced heating engineer.

What is the MPN for this product?

The Manufacturer Part Number (MPN) for this Flamco heating expansion vessel is FCST 025.

What is the warranty period for this vessel?

Please refer to the manufacturer's documentation or the retailer for specific warranty information, as this can vary.

Troubleshooting

System pressure dropping consistently

Check the vessel for leaks, ensure the pre-charge pressure is correct, and verify system integrity.

Excessive pressure fluctuations

Verify the vessel's pre-charge pressure matches system requirements and check if the vessel is correctly sized for the system.

Vessel appears damaged or is leaking

Isolate the vessel, drain the system, and replace the unit. Contact a qualified heating engineer.

Difficulty mounting the vessel

Ensure the wall is suitable for mounting and use appropriate fixings for the bracket. Refer to the installation manual for specific guidance.

Pros and Cons

Pros

  • Effectively manages pressure in sealed heating systems.
  • Includes a mounting bracket for easier installation.
  • 25-litre capacity suits various residential heating needs.
  • Durable construction ensures longevity.
  • From a reputable brand in heating components.

Cons

  • Primarily designed for sealed systems, not open vented.
  • Requires professional installation for optimal performance and safety.
  • Specific compatibility checks with existing system components are necessary.
  • The 25-litre size may be oversized for very small systems.

Setup, Compatibility & Care

Setup:

  1. Ensure the heating system is completely drained and depressurized before installation.
  2. Mount the expansion vessel securely using the provided bracket.
  3. Connect the vessel to the heating system's pipework, typically on the return line near the boiler, using appropriate fittings.
  4. Ensure the system is refilled and all air is purged correctly.

Compatibility:

  • This vessel is designed for sealed heating systems only.
  • Verify that the system's maximum operating pressure and temperature are within the vessel's specifications.
  • Ensure all connecting pipework and fittings are compatible with the vessel's connections and system requirements.

Care:

  • Regularly check the system pressure gauge to ensure it remains within the recommended range.
  • Periodically inspect the vessel for any signs of leaks or damage.
  • While internal components require minimal user intervention, annual system checks by a qualified engineer are recommended.

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