Steel Door Louver 20" x 20" - SDL 20x20

Superior Aluminum Construction Made from all-aluminum with mill finish for lightweight strength Corrosion-resistant. Ideal for exposed duct applications Rigid frame maintains structural integrity under pressure ±1/32" tolerances ensure precise, secure duct fit Comes pre-assembled for quick installation Engineered for Quiet, Efficient Airflow Optimized 3/4" blade spacing ensures smooth, directional air Sealed fit with foam gasket minimizes air leakage and rattling Spiral-duct-ready air diffuser designed for efficient, low-noise airflow Low-noise design suited for open ceiling ...

Floor Register Wide border compensates for oversize floor openings. Strong rolled edge face bars set at graduated angles for wide diffusion. Parallel valves deflect air to wall or into room. All steel construction.

American Louver Stratus Plastic Return Filter Grille, 20" Square Duct, T-grid, Black The all plastic Square Duct Ready Stratus eggcrate return filter grille solves many problems associated with metal grilles. It will never rust, scratches don't show, it will never need repainting, and is indistinguishavle from metal when installed. The hinged grille face drops down to quickly change the fiter or to remove for cleaning. It has a consistent smooth finish, resists sweating, anti-static, and is mildew resistant. Fits 20" x 20" square duct. White, also comes in black. Features Lay-in style ...

Heavy duty door louvers feature flanged frame with welded and/or staked mitered corners for added strength. The blades are inverted V style spaced on approximately 5/8" centers for maximum privacy. The louvers can be used for the transfer of air through any barrier and are ideal for use with 1-3/8" to 2-1/4" thick wood or metal doors. Comes standard with color matched #8 x ¾" Phillips head mounting screws and 204-R1 clear anodized finish. MADE IN THE USA

CECO Hollow Steel Door 48"W X 84"H With 24"W X 24"H Louvers, Cylindrical Prep, SteelCraft Hinge Hollow Metal Steel Door with Honeycomb Core, Fire Rated, 18 Gauge, Cylindrical Lock Prep, Thermal Insulation U Factor 0.41, Non Handed, includes Closer Reinforcement, Hinge locations From Top of Door, 7-3/8", 39-5/16", 71-1/4", Lock Prep Location from top of Door, 42-7/16", Includes 24" x 24" Vented Louvers.