Blade Type - Air Balance

True Round Single Thickness (UVU)

Tight closure for fire safety. True round single thickness blades cover round HVAC openings in fire barriers. Their reinforced “UvU” design ensures dynamic closure during a fire event.

True round single thickness blades are available for round fire dampers.

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RF

1½ Hour Rated True Round Single Blade Fire Damper

Maximum Velocity (FPM): 3000 fpm

Material Options: Galvanized Steel
Blade Type: True Round Single Thickness (UVU)
Frame Shape: Round
Maximum Velocity (FPM): 3000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.

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