Fire Resistant Vents

I saw this great video on Corbett Lunsford’s Home Performance Youtube channel about fire resistant vents. Has anyone used any of the products tested?https://www.youtube.com/watch?v=5uiq8Plm4kY&t=24s I saw this great video on Corbett Lunsford’s Home Performance Youtube channel about fire resistant vents. Has anyone used any of the products tested?https://www.youtube.com/watch?v=5uiq8Plm4kY&t=24sRead MoreGreenBuildingAdvisor