Quiet, Energy Star performance made affordable Energy efficiency is more important than ever but it needn't make a major dent in your budget. NuTone delivers smart designs for easy installation, classic lines that complement any decor and the performance levels you need in a compact package.CFM: 80 Finish: White Housing dimensions: 8-1 4 x 8 x 5-3 4 Material: Galvanized Steel Style: Contemporary Weight: 7 Pounds{Grille: Engineered resin constr uction Low-profile blends well with any decor Torsion spr ing gr ille mounting - no tools required {Blower: Plug-in, per manently lubr icated motor Centr ifugal blower wheel {Housing: Rugged, 26-gage galvanized steel constr uction Integral key-holed mounting brackets for easy, secure installation directly to joist Provision for wire suspension when installed in a drop ceiling 4 Round, tapered, polymer ic duct fitting with built-in backdraft damper for easy, positive duct connection and no metallic clatter