Floor Register 1550-R-12X28 past 12 months 104 P - four way

104 P - four way * Square to round No Labor Collar * 2x2 galvaneal steel panel with seismic support holes * Soft White Options * 104 P D - multi-shutter damper with hinged perforated face * 104 P O - steel opposed blade damper with hinged perforated face * 104 P FR - U

Concealed mounting holes with mounting screws

Extended sleeve (2751)

Holds up to a 2" filter (not included) with filter retention tabs (FG2)

3 hour fire resistance rating

Floor Register 1550-R-12X28 past 12 months 104 P - four wayStandard 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