Adjustable Z-Blade Louver with Fusible Link activated at 165 Degrees F is Ideal for Use in Fire Doors up to 1-1/2 Hour Rating. The Self-Attaching Frame Style is Ideal for Installation in Existing Door Cutouts.
Material: 16 gauge CRS frame and louver blades. Min size 10″ x 6″, Max 24″ x 24″.
Construction: Louver: Z-blade louver is riveted to the operating bar and frame at 1″ intervals to welded 1-9/16″ deep frame. Mechanical Stop holds blades open. Frame: Mitered and welded corners: screws fastened through prepared frame into louver core leaving corridor side of frame free of fasteners.
Operation: Adjustable blades of 16 gauge CRS pivot on cadmium-plated steel rivets. The blades are operated by a manual adjusting lever. A spring loaded fusible link mechanism is incorporated into the design; upon melting of the link, the action bar is actuated, thereby closing and locking all of the blades.







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