VT0049 3"-4" ANTI-GUST HOOD WHT

Prevent gusts of wind from entering your home with this Imperial 3-in to 4-in Anti-Gust Hood. The durable aluminum hood features a unique deflector system that diverts wind gusts, helping to eliminate the intrusion of cold air and wind noise. Designed for optimal airflow, the anti-gust hood also helps to reduce energy costs. For added protection, it features a screen that helps prevent the entry of rodents and birds. Easy to install, this anti-gust hood is sized to fit over most common vents and shutter hoods, and it is ideal for most types of wall supply and exhaust venting. For proper sealing, ensure the hood is at least 1-in larger than the wall opening.