Manufactured to the highest standards from high grade Duplex stainless steel, the units offer exceptional corrosion resistance and a long life expectancy. Advanced primary coil and cold water controls design gives rapid re-heat and good flow rate performance. It provides mains pressure showering and is suitable for use in new build or refurbishment schemes for domestic or commercial applications. PremierPlus is available in five capacities, from 100 to 300 litres, in both Direct and Indirect models, and can supply up to three bathrooms.

PremierPlus has been designed with features that benefit specifiers, installers and end users. These benefits, combined with a 30 year Cylinder Guarantee, make PremierPlus exceptional value for money.


  • High-grade stainless steel for longer life
  • 30-year transferable cylinder guarantee - conditions apply
  • 5-year guarantee on the coldwater control valve
  • 5 year guarantee on expansion vessel
  • 2-year guarantee on all other components
  • Mains pressure hot water for balanced supply to showers and mixers - no shower pump to consider
  • High flow rates give improved hot water delivery
  • Complete package incorporates safety and hot water controls

Guarantee stated here applies to UK installations only.  For details of guarantees in other countries, please consult your local supplier.

Visit our Energy Efficiency pages for details on the PremierPlus standing heat loss figures.

For details on our pre-plumbed SystemFit range click here.

Press Release

Press Release

Santon revamps PremierPlus. To read the press release click here.

Warranty Registration

Warranty Registration

It's important to register your warranty so we can keep any disruption to a minimum.