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AMCA Miami Dade Warnock-Hersey
Backdraft
Backdraft Dampers


Commercial grade up-flow/down-flow for intake or exhaust
Square/rectangular and round designs
Gravity operated with and without counterbalance option
Ceiling Radiation Ceiling Radiation Dampers - UL-555C Rated up to 3 Hr


Square/rectangular and round designs
Butterfly and curtain style blades with and without sleeves
UL approved wood truss listings
Control Control Dampers - AMCA Certified Performance


Manual balancing, commercial control, and industrial grade
Square/rectangular and round designs
3-V and airfoil blade designs with and without low leakage seals
Fire/Smoke Fire/Smoke Dampers - UL-555 and UL-555S rated


1-1/2 and 3 hour rated, vertical and horizontal listings
Class 1, 2 and 3 ratings in 3-V and airfoil blade designs
Dynamic and static rated curtain fire dampers
Louver Louvers and Penthouses - AMCA Certified Performance



Drainable and non-drainable blade, wind-driven rain and hurricane listings, operable, combination, acoustical, sand resistant, and brick vent designs in depths from 2" to 12"
Mill, high performance fluorpolymer, enamel, or anodize finish.

 

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