How much firepower gas stove is suitable for buying?

In fact, there are many attributes to measure the quality of gas stoves. The size of firepower can only meet certain conditions when cooking. At present, a 4.2KW cooker can meet the needs of cooking at home.

The thermal efficiency of gas stoves is also an important index. The size of firepower refers to the heat released by combustion, and thermal efficiency refers to the parameter that can convert combustion heat into heat in the pot. If the firepower is large, but the conversion rate is low, then such a cooker not only consumes gas, but also has unsatisfactory effect.

Choose household cookers, 4.2KW cookers are enough, and the thermal efficiency is1(above 63%).