<B>Broan Model 512M 6-Inch Through the Wall Ventilator, 70 CFM, 3.5 Sones Review</b><P>http://tinyurl.com/mlw62kf <P><P> Broan Model 512M 6-Inch Through the Wall Ventilator, 70 CFM, 3.5 Sones <P>3.5 Sones<P>70 CFM<P>HVI Certified<P>Duct Diameter: 7.5<P>Grille Shape: Round<P>
