Dynamic curtain fire damper
VFD-10D is a multiple section dynamic curtain fire damper available in A style with curtain style blades, B style with out of the airstream and curtain style blades, or C style with out of the airstream frame and curtain style blades.
Pottorff’s VFD-10D is a multiple section dynamic curtain fire damper at 120 x 72 in. and 72 x 120 in. at 2000 fpm. Available in A style with curtain style blades, B style with out of the airstream and curtain style blades, or C style with out of the airstream frame and curtain style blades. The VFD-10D-A, VFD-10D-B, and VFD-10D-C are qualified to 4,000 ft/min and 1.0 kPa and may be installed in vertical walls or partitions, or horizontally in floors or assemblies with fire resistance ratings up to 2 hours.
Pottorff
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