70 Watt 3210 Cfm Black Solar Attic Fan Roof Vent for Roof Air Ventilation Fan Without Electric Power

Solar attic fans are ventilation devices that use solar panels to convert solar energy into electricity and drive motors. It can maintain the air circulation in the house and effectively ventilate it.
· Solar attic fans are mainly composed of solar panels, brushless DC motors, fan blades, air ducts and bases.
· Solar attic fans keep fresh air circulating in the room.
· DC brushless motor, low noise and long service life.
· High-efficiency monocrystalline solar panels with a lifespan of up to 25 years.
· The air duct and base are made of hot-dip galvanized steel, and the surface is sprayed with epoxy resin coating, which     has strong corrosion resistance.
· Using SUS304 fasteners, it has good corrosion resistance and long-lasting stability.
· Optional power adapter, intelligently control the operation of the fan, to meet the ventilation needs of different periods.

100% Solar
No running costs
Energy saving &environmental protection

DC Brushless Motor
Low noise
Long service life

Monocrystalline Solar Panel
High efficiency
Beautiful & efficient

Air Volume Up To 3210 CFM
Meet the ventilation needs of different houses
Keep the indoor air fresh

Since 1st-sunflower entered the field of solar energy product production in 1998, it has accumulated profound professional knowledge, good R&D and production skills in solar energy products and green environmental protection products. Therefore, we have excellent product design capabilities and can provide customers with fast solutions and support services.    
1st-sunflower aims to provide comprehensive innovative, sustainable solutions for pollution-free solar products, comprehensive utilization of solar energy, and health & sports, including design, manufacture and delivery. The product range includes solar water heaters, solar collector projects, solar power generation systems, solar fans and solar air conditioners, actively practicing the corporate mission we have always advocated-providing customers with a comfortable low-carbon, natural and healthy lifestyle.

Logistics
Pick up/delivery to designated location

After-sales technical service
1.Provide telephone/video online installation technical guidance
2.Provide installation solutions
3.Provide brand marketing consultation