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Description
Boss central heating expansion vessels are designed to absorb the increase in water volume in central heating systems during the heating cycle, protecting system components and pipe work, maintaining optimum system efficiency and reducing wear.
- Absorbs the increased volume of water in central heating systems during the heating cycle
- Designed for all types of central heating system
- Carbon steel construction
- SBR synthetic rubber diaphragm according to DIN 4807-3
- Hard wearing epoxy polyester powder coated finish
- 100 percentage factory tested
- Fully CPR compliant
Technical specification
Waist Sizeab62cg19gzToilet Cistern CapacityFTW--System SuitabilityDesigned for all types of central heating systemPre Charge Bar Rating1.5 barMount TypeWall MountModelCAL-PRO 4Minimum Operating Temperature90CMaximum Operating Pressure5Height195mmDiameter225mmCapacity4 LSupplier Part Number702587/BV4ZRange DescriptionCAL-PROBrand NameZilmet
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