Ariston Microsystem 21- 28 - RFFi Regulation Thermostat Part No 999577 GENUINE
ARISTON MICROSYSTEM 21 RFFI. ARISTON MICROSYSTEM 28 RFFI. Part Number - 999577. REGULATION THERMOSTAT. This is simple. All our products are Genuine Manufacturer Spares. We will always help you to have a 100% positive happy buying experience.