Full heat switch
- product brand:Yiyongd
- رقم الكشك：W4G44
- product specification:100mm，150mm，200mm，250mm，250mm，350*225mm
- product category:Ventilation Plants-Ceiling fans-
- product introduction:High static pressure, airflow balance design
Low temperature hoist motor and NSK ball bearing, internal insulation structure
One 'multi-mesh' filtration purification net, multiple efficient purification
Special heat recovery core, intelligent liquid crystallization control
