18" X 36" Or 36" X 18" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 19.75 X 37.75] 18in diameter The stick-on collar helps you Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

The stick-on collar helps you in heating

Designed with two mounting base options—solid and ring—it offers flexible installation

+ Product Details 14" x 24" x 1" replacement air filters for your furnace

+ Product Details Perfect Fit & Easy Sizing - Designed for a 32" x 16" OR 16" x 32" duct opening (measured at the opening)

+ Product Details Size & Compatibility – The size of the side round ceiling box is 10" X 10" X 8" and it is compatible with duct 8"

18" X 36" Or 36" X 18" Heavy Duty Floor Grille Fixed Blades Air Grille Brown [Outer Dimensions: 19.75 X 37.75] 18in diameter The stick on collar helps you Compatible With Duct 7in Applications This sheet metal DDAG A 1212 The stick on collar helps you in heating Designed with two mounting base options—solid and ring—it offers flexible installation