Reflexing Expansion Vessel 25L Grey

Diameter 308mm Height 481mm Weight 4.35kg Grey 25 Litres

Reflex 25L expansion vessel in grey (model RNGEV23G), designed for sealed heating and cooling systems. Maintains system pressure and accommodates thermal expansion in closed-loop circuits.

Features & Technical Specifications:
• Model: RNGEV23G
• Capacity: 25 litres
• Design: Fixed diaphragm (non-replaceable)
• Material: High-grade carbon steel body
• Finish: Durable grey powder-coated exterior
• Connection: ¾" BSP female thread
• Max Working Pressure: Up to 10 bar
• Pre-Charge Pressure: Factory set to 1.5 bar (nitrogen-filled)
• Temperature Range: Suitable for systems up to 120°C (typical working limit ~70°C)
• Dimensions: Approx. 308 mm diameter × 485 mm height
• Weight: ~4.35 kg
• Compliance: Built to BS EN 13831 and Pressure Equipment Directive 2014/68/EU standards

Applications:
Ideal for sealed heating systems, chillers, solar thermal systems, and heat pump loops. The vessel absorbs volume changes as water heats and cools, preventing overpressure and reducing strain on components. Trusted for use in both domestic and commercial heating installations.

Benefits:

• Fixed diaphragm ensures separation of air and water

• Corrosion-resistant coating extends product life

• Stable pre-charge pressure improves system efficiency

• Compact vertical design for easy integration