Large Victorian Foundation Vent is made of cast aluminum and sold unfinished. It can be primed and painted with exterior primer and paint. These are traditionally set into the foundation using cement as a binder. The rear measurement is 19″ wide and 10-5/8″ tall. The front measurement is 24-5/8″ wide and 16-1/4″ tall. The vent recesses into the foundation 3″ deep.