Unpowered roof fan
- product brand:LONGWELL
- Numéro de stand：W3C09
- product specification:LWNPRF-Unpowered roof fan
- product category:Ventilation Plants-Fans, axial, radial, cross flow-
- product introduction:No Power Roof Fan developed per the energy saving policy to make use of the natural sources. Its top feature is no need power, only use the air flow asdriven power. With much sensible, can run all time, no need power, no need to repair, energy saving, no operation cost after installation. It is make of stainless steel materials with features as antirust, anticorrosive, resistance to acid and alkali. It is widely used for workshops, painting plants, plating workshops, toolingworkshops,warehouse, die casting workshops, generator rooms, warehouses, etc
