Web Exclusive - £154.99 +VAT (RRP £197.60 +VAT)

Suitable for models maufactured after June 2005

The part which you have selected is a genuine Ariston Thermostat (Cotherm 30A), and is designed to fit an Ariston 500L STD/STI UK Protech electric storage water heater.

It is recommended that only original Ariston spare parts are fitted to their cylinders.