Sell Poultry House Roof Ventilation Fan

Description

JL Non-power Roof Fan
The�roof�ventilation�fan�applies�the�theory�of�convection�between�natural�wind�and�air�to�accelerate�and�transform�parallel�airflow�into�vertical�so�as�to�improve�the�indoor�ventilation.�The�hot�air�rises�and�cold�air�falls,�which�makes�the�fan�rotate.�It�can�effectively�remove�indoor�soot,�smoke,�odor,�moisture,�heat,�decorative�harmful�gas,�dust,�human�metabolism�and�other�dirty�volatile�mixed-doped�odor�as�well�as�prevent�virus�and�bacteria�invasion,�preventing�indoor�pollution,�improving�the�working�environment�of�industrial�plant.�

Specifications�
1.Material:�made�of�high-class�stainless�steel�or�color�steel�by�stretching�forming,�attractive�appearance,�no�rust,�rainproof�and�high�efficiency�ventilation.
2.�Special�central�shaft�design,�high-class�lubricating�bearing�system:�preventing�turbine�blades�rotating�at�high�speed�from�deformation,�and�extending�the�service�life.

Advantages�
1.�Automatically�operate.�Take�advantage�of�energy�from�nature,�exhausting�turbid,�humid�hot�air�to�exterior�and�supplying�fresh�air�to�interior.�Produce�air�convection�as�a�heat�radiator,�reducing�indoor�temperature,�increasing�air�fresh.�Reduce�air�conditioning�load,�increasing�the�cooling�effect.�
2.�No�operating�cost,�no�electricity�consumption,�environmental�protection,�energy-saving
3.�No�maintainance�needed,�life-long�service
4.�Light�weight,�strong�and�durable�construction
5.�Weather�resistance,�strong�fray�resistance,�fine�non-viscidity,�self-cleanness,�high�revolving�sensitivity�and�high�air�venting�efficiency.�
6.�Easy�installation.�Installation�Position:�flat�roof,�pitched�roof,�concrete�roof�and�contour�plate�of�various�industrial�plants.
�