-Cast hob
-Firebox lined with hardened and heat resistant plates, which accumulate heat and increase the combustion temperature
-Glass on the firebox door lets you look at the fire in the firebox
-Regulator for the supply of primary air at the firebox door
-Secondary air supply provides cleaner combustion, i.e. burning of the old incomplete combustion products
-The increased firebox allows greater autonomy
-It meets the strictest German standards on carbon dioxide emission BimSchV Stufe2