Ventilation: Many soffit panels are perforated or ventilated. They allow fresh air to circulate into your attic space, which helps prevent moisture buildup, reduces heat, and extends the lifespan of your roof.
Pest and Weather Protection: Soffits seal off the open spaces under your roofline, keeping birds, rodents, and insects out while shielding the roof's structural supports from harsh weather.
Aesthetic Finish: They provide a clean, finished look to the perimeter of your home and are increasingly used to create modern, sleek ceilings in semi-outdoor spaces like porches and carports.