The J1GCC0AN0B built under double oven comes with CircoTherm which is the award winning hot air system from Neff. Neff provides a full manufacturers 2 year parts and labour warranty Top Oven Features Oven with 3 heating methods: Top/bottom heat, Full surface grill, Small area grill Cavity (inner surface) top: Enamel grey Interior halogen light Cavity volume: 34 Litre Main Oven Features 5 heating methods: CircoTherm, Top/bottom heat, Hot air grilling, Full surface grill, CircoTherm gentle Manual rapid heating up Full glass inner door Cavity (inner surface) bottom: Enamel grey Oven capacity: 47 litre Control panel lock Interior halogen light