... /38501650/5600Heater WOptiona300,5005,008,001,000Air Flow m3/hInternal air flow310440450450Temp.ºcOperating range -40 → +55NoisedB(A) 5 m, ... degree when selecting heater size *Tips for Installation 1. When Install the product under severe condition like dusty, high temperature, ... , not been blocked by surrounding obstacles, make sure no air short cutting. 3. Make sure the product well mounted ...