-This Dual Grille Fan Kit includes: (1) 360 CFM Fan (2) 8" square grill housings with damper (1) 6x6x8 "Y" metal adaptor is designed for use with 6" duct between the grills and the fan and 8 inch duct between the fan and th
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Item# : SPM17943107207
Model # : PB370-2