This Dual-Function SMART VENT foundation model provides flood protection along with natural air ventilation. Louvers inside the vent door pivot open and closed with temperature. Fully open around 75F, and fully closed around 35F.
This model is certified for 200 sq. ft. of flood protection per vent and is 16-in. x 8-in. (standard CMU or block size) Constructed of marine grade 316 stainless steel, and is 3-in. in depth. Powder coat paint options are available.