Flamco - Flofix Potable Water Expansion Vessel - 25Ltr - 10 Bar.

The Flamco Flofix is a potable water expansion vessel suitable for use in domestic and commercial sealed chilled and hot water systems rated to a maximum working pressure of 10 Bar. Constructed with a high-strength steel shell and EPDM diaphragm, it is specifically designed for unvented potable water applications where backflow protection and system compliance are essential.

Nitrogen gas pre-pressurisation ensures extended retention of pre-charge pressure, while the uncoated system connection thread enables reliable, corrosion-free pipework connection. The vessel accommodates glycol-based antifreeze mixtures up to 50% and is manufactured in accordance with the Pressure Equipment Directive 2014/68/EU.

• Potable water expansion vessel — suitable for unvented systems
• 25Ltr capacity with 10 Bar maximum working pressure
• EPDM diaphragm — suitable for potable water contact
• WRAS Approved
• Nitrogen gas pre-pressurisation for long-term charge retention
• Accepts glycol-based antifreeze up to 50%
• Standard BSP threaded connection — uncoated for problem-free installation

Key Product Features

• 25 Litre capacity expansion vessel
• Maximum working pressure: 10 Bar
• Working temperature range: -10°C to 100°C
• EPDM diaphragm — potable water compatible
• WRAS Approved product
• Nitrogen gas pre-charge
• Suitable for central heating, cooling, and potable water systems
• Glycol mixture compatible up to 50%
• Manufactured to Pressure Equipment Directive 2014/68/EU
• RAL 9006 coated aluminium finish
• 1 Year manufacturer's guarantee