SET heat recovery technology.
SET Suomen Energiatehdas Oy manufactures heat recovery equipment with a payback period of 3 years.

Here is the specificity of our device:
Apartment building in Finland
Annual water consumption 6500 m3, inlet water temperature 8C
Hot water consumption 2600 m3
Discharge of waste water 26C SET Waste water LTO – pre-heating of hot water – total area of ​​the heat exchanger 9 m2.
power Measurement
The heat of the outgoing wastewater preheates the hot water before it enters the heat exchanger of the district heat.
In the year, the calculated energy amount of heat recovery is 130,000 kWh
SET Waste water LTO’s annual electricity consumption is about 1100 kWh
Total annual energy consumption is 64 000 kW