PreVent-It Bathroom Soffit Vent 4", Under Eave Exterior Vent, Screws Included, Black, 4-Pack

Patented design and only soffit vent built to direct moist bathroom air away from the soffit, not under it. This prevents several issues, including water and roof damage, increased moisture resulting in higher heating and air conditioning costs, and indoor air quality issues that can impact health Scientifically proven to displace the most amount of exhausted air away from the home (95%+ of moist air). Don't put your family's wellness or the health of your home at risk by using a less effective, cheap soffit vent. Damper/flap provides a closed system that prevents pests and air from entering home Easy to install; easy to clean via removable screen; fits a 4-inch vent hose (4 screws included); durable resin plastic that's weather resistant; Made in the USA