Floor Register 1550-R-12X28 past 12 months Double deflection radius mount spiral

Double deflection radius mount spiral pipe grille with adjustable blades

3 hour fire resistance rating

Concealed mounting holes with mounting screws

Blades spaced at 2/3"

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

Floor Register 1550-R-12X28 past 12 months Double deflection radius mount spiralStandard 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