Fusible Link Door Louver

Fire rated fusible link louver for 1 3 4 thick doors up to 90 minutes 10c blades close when activated by fire heat 18 ga. Air louvers 1900a 20x12 b fire rated metal door louver adjustable with fusible link mineral bronze finish. This louver is made of galvannealed steel fastens on one side to ensure security.

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Fusible link door louver.

Adjustable z blade louver with fusible link is ideal for use in fire doors up to 1 5 hour rating. Cold rolled steel frame and louver blades. 165 f 74 c fusible link. This is because a louver even a fusible link louver designed to close when a certain temperature is reached will allow smoke to pass into the area protected by the door.

Air louvers 1900a fire rated louver with fusible link adjustable z blade louver with fusible link activated at 165 degrees f is ideal for use in steel and composite fire doors up to 1 1 2 hour rating. In some cases louvers are prohibited even when the door is not required to be fire rated. Adjustable z blade louver with fusible link is ideal for use in fire doors up to 1 1 2 hour rating. Fusible link louvers rely on a fusible link which melts at elevated temperatures allowing the blades of the louver to close.

Stainless steel operating springs assure proper action when the 165 f 74 c fusible link releases the closing mechanism. Only for 1 3 4 fire rated doors. A spring loaded fusible link mechanism is incorporated into the design. The self attaching frame style is ideal for installation in existing door cutouts.

Louvers meet ul 10c fire requirements. These louvers have been tested and certified to maintain the fire resistance of the door assembly but smoke may pass through the louver before the link melts. Adjustable blades of 16 gauge 059 crs pivot on cadmium plated steel riots. Fire rated door louvers a spring loaded fusible link locks the blades closed if the temperature reaches 167 f.

Air louvers 1900a 18x18 b fire rated door louver adjustable with fusible link mineral bronze finish. Cold rolled steel frame 18 ga. Cold rolled steel adjustable z blades mitered corners secured with reinforcing clips stainless steel spring 165o fusible link free area 40 8 x 3 4. The blades are operated by a manual adjusting lever.

Ideal for installation in existing door cutouts.

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