• The OPTI-A412 roof attic vent for sloped roofs
• The design with 4 12” wings and its openings allow optimal attict ventilation
• Openings shaped from the structure of the vent eliminate any need for long-term maintenance and prevent the intrusion of birds or rodents inward
• The anti-gust deflectors prevent the infiltration of weather regardless of the wind direction
• This vent gives the advantage of a cooler attic in summer and drier in winter
• It thus extends the integrity of the structure optimizing the comfort inside and the energy saving
• The static vent with the help of the wind produces a chimney effect
• The air is exchanged continuously
• It exchanges air from the attic at a frequency of 418 cubic feet /min, for a surface area of 1,000 to 1,200 sq ft
• Facilitates the evacuation of heat and condensation
• Preserves the integrity of attic materials
• Easy to adjustment on a slope from 2/12 to 18/12
• Easy to install by only one person
• Anti-gust deflector
• No maintenance and noise free
• Screws included
• Color: grey