For sale is an original Viessmann Duomatik FL 7450-231 heating control unit for selected Viessmann boiler systems.

The Duomatik FL controller is designed to manage central heating and domestic hot water production. It features weather-compensated heating control, programmable operation, and support for an outdoor temperature sensor, making it an ideal replacement for older Viessmann heating systems.

Features:

• Genuine Viessmann spare part
• Model: Duomatik FL
• Part Number: 7450-231
• Boiler and heating control unit
• Weather-compensated heating control
• Domestic hot water control
• Daily and weekly programmable schedules
• Supports outdoor temperature sensor

Condition: Please see the photos for the actual condition of the item. Only the items shown in the pictures are included.

Carefully packed for safe worldwide shipping.