Onyx 800L Blue Potable Accumulator Vessel 1 1/2 2Bar with Feet

The Onyx 800L blue potable accumulator vessel is a potable water storage and stabilisation vessel from the Onyx expansion vessel range. It holds an 800 litre capacity, is rated at 2 bar, and connects via a 1 1/2 inch fitting. Supplied with feet, it is intended for installation where potable water supply needs to be stored and system pressure stabilised.

• Frequent or rapid pump cycling during normal draw-off
• Waterlogged vessel with little or no air charge held
• Pressure drop at outlets that cannot be traced to the pump or supply
• Visible corrosion, blistering or weeping at the vessel shell or connection
• Water hammer or erratic pressure at taps and outlets

• Confirm the system operating pressure is within the 2 bar rating of the vessel
• Check the connection size matches the pipework or manifold, as this vessel uses a 1 1/2 inch fitting
• Verify the available floor space and footprint will accept an 800 litre vessel complete with feet
• Confirm the vessel is being installed on a potable water circuit