Home > Companies > Heatrae Sadia Heating > Premier Plus

Unvented cylinders available in capacities of 100–300 L, with a choice of direct (electric auxiliary heat input) or indirect (gas, oil or electric boiler auxiliary heat input) versions.

Features and benefits:

  • Manufactured from duplex stainless steel for longer life.
  • Fully factory tested for reliability.
  • 30-year on-site parts and labour cylinder warranty.
  • Five-year on-site parts and labour expansion vessel warranty.
  • Two-year on-site parts and labour warranty on element and all other controls.
  • Designed, engineered and manufactured in the UK.
  • Fully Energy related Products (ErP) compliant, CE marked and Kiwa approved.


Suitable for new build or refurbishment projects.

Standard product features

Energy related Products (ErP) rating:

B/C dependent on model, consult manufacturer's literature for information.

Technical characteristics:

Dependent on model, consult manufacturer's literature for information.



Available from 100–300 L dependent on model, consult manufacturer's literature for information.

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
90-15-35/440 Storage water heaters, electric

Product specification

An important note about specifying



Heatrae Sadia Heating


+44 (0)1603 420220

Product reference

[Premier Plus]
Standard cylinder, requires an external expansion vessel.
[Premier Plus Solar]
For use with solar systems.
[Premier Plus SystemFit]
Includes factory-fitted plumbing and wiring for installation with a heat only boiler.


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Manufacturer details

Hurricane Way,
Norfolk, NR6 6EA
Tel +44 (0)1603 420220
Fax +44 (0)1603 420229
NBS Plus
NBS National BIM Library