The Vaillant Expansion Vessel is an essential component for maintaining the safety and efficiency of your closed water heating system. Designed to accommodate the ecoTEC Plus VU, Ecomax VUW, and ecoTEC Pro models, this expansion vessel acts as a crucial buffer against pressure surges, ensuring a balanced system operation.

Filled with air, the vessel absorbs excess pressure, preventing potential damage and extending the lifespan of your heating system. Its durable construction ensures reliable performance, providing peace of mind and consistent comfort in your home.

• Protects closed water heating systems from pressure surges.
• Air-filled chamber acts as a cushion against pressure fluctuations.
• Compatible with ecoTEC Plus VU, Ecomax VUW, and ecoTEC Pro models.
• Durable construction ensures long-lasting performance.
• Essential for maintaining system efficiency and safety.
• Lightweight design facilitates easy handling and setup.
• Ideal for residential and commercial heating applications.