Fire Rated Door Louver
Model 1900a is rated for use in fire doors up to 1 1 2 hour rating.
Fire rated door louver. Doors with louvers can only be used in equipment and mechanical areas of the building. Fusible link louvers are a great way to add additional ventilation to a room or closet door that would otherwise be closed off to maintain the integrity of the firewall. Louvers may be provided for classified hollow metal type and composite type fire doors. Consult with local authority having jurisdiction ahj to determine appropriate standards.
There are two additional types of louvers available for use on fire rated doors but they would require a variance from the local code official since they are not specifically allowed by the codes. 1 3 4 44mm is standard. Bottom of door only. 45 to 90 minute rating.
Fm factory mutual does not allow the use of louvers in fire rated doors. Model 1900 a is rated for use in fire doors up to 1 1 2 hour rating. Louvers must be located in the bottom half of the door. Glass cannot be used in conjunction with louvers in fire rated doors.
Louver frame will be labeled with listing mark. Fire rated steel doors play a vital role in keeping people safe and minimizing property damage during a fire. Metal fire doors are an economical alternative to wood fire doors when more than a 20 minute rating is required. Air louvers 1900a 24x18 b door louver fire rated adjustable with fusible link mineral bronze finish.
Can ulc s104 nfpa252 ubc 7 2 94 ul10 b ul10 c. 18 gauge crs frame. Installed in accordance with nfpa 80. One type is the advantage intumescent louver by zero international zero also offers the fb intumescent block.
Fire rated louvers are available with embossed ul classification 24 x 24 max louver size. Also available up to 2 1 2 64mm door to maintain fire rating. These doors are designed to satisfy your requirements for durability security aesthetics or fire protection. Self attaching product fastens the auxiliary frame to the louver core thru the door cutout eliminating the need to drill holes in the door door thickness.
Our fire rated doors with louvers can also be used on a mechanical closet to seal off the room in the event of a fire. Labeled fire doors control the spread of fire and smoke for up to 3 hours. Commercial fire rated doors with louvers.