4.6 kg/ h Consumption of heating oil or gas at full load3.7 kg/ h consumption heating oil eco efficiency25 Liter Fuel tank In the eco efficiency mode the machine operates in the most economical temperature range (60°C)- with full water flow.The burner cycles are optimized to reduce fuel consumption by 20% compared to full-load operationHighly efficient, tried-and-tested burner technology.4-pole, slow-running electric motor guarantees a long working time.The integrated exhaust gas thermostat switches off the drive motor if the emission temperature exceeds 300 °C.155.5 Unit Weight 1330W x 750E x 1060H mm Unit Dimensions