However, if the temperature at the outlet is lower than the room, most recuperators reheats it using a simple electric heater, which generates losses, by using the electrical energy to heat .
Hata hivyo, ikiwa joto katika plagi ni ya chini kuliko chumba, wengi recuperators reheats hilo kutumia rahisi umeme heater, ambayo inazalisha hasara, kwa kutumia nishati ya umeme kwa joto .