Twilight InfotecSupply & trading
Plumbing & sanitary · Water storage and pumping

Pressure and expansion vessels

Diaphragm and bladder pressure vessels for pump systems and expansion vessels for hot water systems.

Representative imagePhoto: User:Jahoe, Public domain, via Wikimedia Commons

Key features

What it offers

  • Reduces pump cycling
  • Replaceable bladder versions
Specifications

Technical details

Specifications of Pressure and expansion vessels
TypesPressure tank for pump systems (replaceable bladder); expansion vessel for unvented hot water
Capacity5 - 500 litres
Maximum pressure8 or 10 bar typical
OrientationHorizontal or vertical
Connection1" BSP typical
Standards

Standards commonly specified

  • BS EN 13831

Product and test standards usually specified for this item type. Compliance of the item we supply is confirmed on the quotation and by its documents.

Documents

Datasheets and documents

Documents available on request

  • Technical data sheet
  • Installation and operating manual
  • Warranty terms
  • Certificate of Conformity (where required for import)

Ask for them in your request; they are sent with the quotation for the item supplied.

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Choose od and pressure class on the product page