My pistachio green, airless compartment had three bunk beds and, apart from the light, none of the switches - heater, fan nor loudspeaker - did anything other than move.

We are a manufactory for radiator fan motor, Air condition fan motor, Heater motor. NOW we are OE for GM and Chery and GONOW and so on.

Based on practical situations, the article introduces the influence of different type fan to gas instantaneous water heater combustion thermal efficiency when heat load changes.