Potable Expansion Vessels

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Stainless steel expansion vessel for potable water applications

Reliance Valves Aquasystem Replaceable Membrane Potable Water Expansion Vessels are designed to carry the extra load within a water system when the water is heating and increasing in volume.

The vessels have a replaceable membrane inside that prevents the water from causing corrosion or contamination, ensuring the water remains safe for human consumption. This replaceable membrane also means that the vessel can be easily serviced without having to be removed.

Features and benefits

  • Stainless steel bolted flange prevents corrosion
  • Extra wide membrane opening prevents noise caused by restricted flow
  • Internal membrane prevents any water contact with the steel shell, stopping internal corrosion
  • A wide range available from 2 to 5000 litres, covering all applications
  • All versions supplied with a replaceable membrane so that the vessel can be serviced without being removed
  • Pre-charge valve for topping up air pressure
  • Suitable for hot and cold water only

Accreditations

WRAS approved product
SKUDescriptionModelOutlet Size mmBSP ″Accreditations
XVES0500102L Potable Vessel White Pre-set 3.02L Capacity, Pre-charge Set 3 Bar - White1⁄2
WRAS
XVES0500205L Potable Vessel White Pre-set 3.05L Capacity, Pre-charge Set 3 Bar - White3⁄4
WRAS
XVES0500308L Potable Vessel White Pre-set 3.08L Capacity, Pre-charge Set 3 Bar - White3⁄4
WRAS
XVES0500368L Potable Vessel White Pre-set 3.0 with Wall Bracket8L Capacity, Pre-charge Set 3.5 Bar with Bracket3⁄4
WRAS
XVES05004012L Potable Vessel White Pre-set 3.012L Capacity, Pre-charge Set 3 Bar - White3⁄4
WRAS
XVES05004512L Potable Vessel White Pre-set 3.0 with Bracket12L Capacity, Pre-charge Set 3.5 Bar with Bracket3⁄4
WRAS
XVES05005018L Potable Vessel White Pre-set 3.018lL Capacity, Pre-charge Set 3 Bar -White3⁄4
WRAS
XVES05005518L Potable Vessel White Pre-set 3.0 with Bracket18L Capacity, Pre-charge Set 3.5 Bar with Bracket3⁄4
WRAS
XVES05006024L Potable Vessel White Pre-set 3.024lL Capacity, Pre-charge Set 3 Bar - White3⁄4
WRAS
XVES05006524L Potable Vessel White Pre-set 3.0 with Bracket24L Capacity, Pre-charge Set 3.5 Bar with Bracket3⁄4
WRAS
XVES05007035L Potable Vessel White Pre-set 3.035lL Capacity, Pre-charge Set 3 Bar - White3⁄4
WRAS
XVES05007535L Potable Vessel White Pre-set 3.0 with Bracket35L Capacity, Pre-charge Set 3.5 Bar with Bracket3⁄4
WRAS
XVES05008050L Potable Vessel Blue Pre-set 3.050L Capacity, Pre-charge Set 3 Bar - Blue3⁄4
WRAS
XVES05009060L Potable Vessel Blue Pre-set 3.560L Capacity, Pre-charge Set 3.5 Bar - Blue1
WRAS
XVES05010080L Potable Vessel Blue Pre-set 3.580L Capacity, Pre-charge Set 3.5 Bar - Blue1
WRAS
XVES050110100L Potable Vessel Blue Pre-set 3.5100L Capacity, Pre-charge Set 3.5 Bar - Blue1
WRAS
XVES050120100L Potable Vessel Blue Pre-set 3.5150L Capacity, Pre-charge Set 3.5 Bar - Blue1
WRAS
XVES050130200L Potable Vessel Blue Pre-set 3.5200L Capacity, Pre-charge Set 3.5 Bar - Blue1 1⁄4
WRAS
XVES050140300L Potable Vessel Blue Pre-set 3.5300L Capacity, Pre-charge Set 3.5 Bar - Blue1 1⁄4
WRAS
XVES050150500L Potable Vessel Blue Pre-set 3.5500L Capacity, Pre-charge Set 3.5 Bar - Blue1 1⁄4
WRAS
XVES050160750L Potable Vessel Blue Pre-set 4.0 Bar750L Capacity, Pre-charge Set 4 Bar - Red2
WRAS
XVES0501701000L Potable Vessel Blue Pre-set 4.0 Bar1000L Capacity, Pre-charge Set 4 Bar - Red2
WRAS
XVES0501801500L Potable Vessel Blue Pre-set 4.0 Bar1500L Capacity, Pre-charge Set 4 Bar - Red2
WRAS
XVES0501902000L Potable Vessel Blue Pre-set 4.0 Bar2000L Capacity, Pre-charge Set 4 Bar - Red2
WRAS
XVES0502003000L Potable Vessel Blue Pre-set 4.0 Bar3000L Capacity, Pre-charge Set 4 Bar - Red65
WRAS
XVES0502104000L Potable Vessel Blue Pre-set 4.0 Bar4000L Capacity, Pre-charge Set 4 Bar - Red80
WRAS
XVES0502204000L Potable Vessel Blue Pre-set 4.0 Bar5000L Capacity, Pre-charge Set 4 Bar - Red80
WRAS