The heat recovery from the flue gases can be installed on each furnace.
- Stainless unit can heat as well as boiler water and also heating water.
- Any fireplace can be equipped with flue-gas heat recovery: wood stove, cooker, wood stove, oven, fireplace, Iron stove.
- Heat recovery from flue gases can also be enhanced by wood boiler and oil boiler operation - the return water can preheat device.
- Other special interest are: diesel and gas engines, gas appliances, waste water.