Heat insulation block 27/33 kW, Viessmann 7818159

Burner No.:
7141505, 7141505, 7141508,
7159723, 7171408, 7171411,
7176909, 7176912, 7242183,
7242184, 7516303, 7516304,
7516388, 7516639, 7516640,
7516649, 7517370, VM02702
Manufacturer No.: 7819159