TruAire 12 in. Round Air Diffuser 800X12 - The Home Depot

Everbilt 6 in. Steel Round Diffuser in White E80006 - The Home Depot

Venti Air 12 in. x 12 in. Aluminum 3-Way Diffuser/Register/Grille for Air Supply White

TruAire 12 in. Round Air Diffuser 800X12 - The Home Depot

Truaire 800 Round Stepdown Ceiling Diffuser 12 Inches 30172, AC Pro Store

Venti Air 12 in. x 12 in. Aluminum 4-Way Diffuser/Register/Grille for Air Supply HA4D12 - The Home Depot

TruAire Floor Register Trap 4 in. x 12 in. (2-Pack) H150TRAP04X12 - The Home Depot

Venti Air 6 in round butterfly diffuser/grille with concentric step down rings HRD06 - The Home Depot

TruAire 12 in. Round Air Diffuser 800X12 - The Home Depot

Everbilt 12 in. x 12 in. Steel Return Air Grille in White E17012X12 - The Home Depot

TruAire 12 in. x 12 in. Adjustable 1-Way Wall/Ceiling Register 210VM12X12 - The Home Depot

TruAire Floor Register Trap 4 in. x 12 in. (2-Pack) H150TRAP04X12 - The Home Depot

Everbilt 8 in. Steel Round Diffuser Damper in Brown E80108 - The Home Depot