Fantech 7" Expansion Ceiling Grille & Housing, Uses 4" Duct (Vent Only)

If you need more than two ventilation points in a large bath simply add an extra Fantech Expansion Grille to Fantech's Dual Grille units. Fits between 2x6 construction Includes: One Ceiling Grille One Grille Housing w/ Damper Four Hanger Bars