Heating Element manufacturer / supplier in China, offering 12X6′′ HVAC Systems Linear Air Vent with 3 Slots Register and Grille Product, Modern 8*4" 2 Slot Linear HVAC Air Vent Ceiling Register Sleek Grille Diffuser for HVAC Systems, 220V 380V 304/316/600 Tubular Finned Tubular Heater Air Dry Heating Pipe Finned Heating Element for Load Bank and Oven Heating Finned Tubular Heater Air Dry Hea and so on.