Number of Results: 54
The CRD-2 is a round ETL listed damper designed to limit radiant heat transfer through an opening in the ceiling membrane of a fire-resistance rated floor/ceiling assembly of three hours or less.
The CRD-60X is a UL 555C classified damper with an attached insulation skirt designed to limit the radiant heat transfer through an opening in the ceiling membrane of a fire-resistance rated floor/ceiling assembly of three hours or less.
The CRD-2WT is a UL 555C classified damper for installation in wood truss construction with ratings up to one hour. These assemblies have proprietary design numbers listed in the UL Fire Resistance Directory.
The Grease Trapper pollution control unit uses a three-stage mechanical filter arrangement to remove grease and smoke particles from the exhaust air at an economical initial cost. Available with UL 300 Fire Suppression Systems