central heater, power=2000W
central heater, power=4000W
portable heater, power=400W
portable heater, power=700W
portable heater, power=875W
portable heater, power=900W
portable heater, power=1000W
portable heater, power=1200W
central heater, power=2000W
central heater, power=4000W
portable heater, power=400W
portable heater, power=700W
portable heater, power=875W
portable heater, power=900W
portable heater, power=1000W
portable heater, power=1200W