Floor Register 1550-R-20X30 Accessories 22 gauge butterfly style galvanized

22 gauge butterfly style galvanized steel blades

Designed to minimize vision into the air duct

2x4 T-Bar (22" x 46" duct)

Recessed screwdriver operated Opposed Blade Damper

Standard Features * Individually adjustable curved blade T-Bar lay in diffuser with concealed hinges * Hinged perforated face * Spring push release for easy access to adjust curved blades * 2x2 galvaneal steel panel with seismic support hangers * Round No Labor Collar sizes: 6-10"

Floor Register 1550-R-20X30 Accessories 22 gauge butterfly style galvanizedStandard Features Fixed bars with 0 deflection Heavy duty steel honeycomb construction Flush core and frame provides smooth surface Free area equals more than 75% of nominal size Blades run parallel to longest dimension Recessed screwdriver operated opposed blade damper to control air volume for positive balance of system Rust resistant pre coat with durable powder finish Driftwood Tan Options Reinforced welded core and extra supports for heavy duty