Cal-Pro Vessels
The Zilmet CAL-PRO expansion vessels absorb the water volume variations in closed heating systems maintaining constant pressure, helping to reduce energy consumption.
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Description
The purpose of these vessels is to accommodate the increased liquid volume which occurs during system heating in an Unvented Circuit. A pressurised membrane allows ingress/egress of the liquid only during periods of heating / cooling.
The CAL-PRO range of Expansion Vessels is specifically designed for domestic and commercial unvented central heating systems.
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Materials
- Crimped or welded carbon steel shells
- Synthetic SBR rubber according to DIN 4807-3 norms suitable for every capacity for maximising tank drawdown.
- Vessels are painted externally with long-lasting epoxy polyester
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Specification
Capacity: From 4-900 Litres
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Downloads
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