... Long service life, Imported high-quality component. Key points of fan heaterOur air heater has great quality & nice performance. 1 ... wind power, construction site, coalmine, workshops, various industrial areas 2 Materials of fan heater: Imported high quality components, stainless steel 3 ... waterproof level (in damp or wet areas) 4 Certification of fan heater: CE(Europe) RoHS 5 Heating power range: 3000 ...