3 Hour Out Of Air Fire Door Grille 2563-24X24 Commercial Holds up to a 2”

Holds up to a 2” filter (not included)

HVL Series Engineering/Performance Data

Standard Features * Return air T-Bar lay-in filter grille for 20" x 20" duct * Removable louvered 20 gauge steel face * 20" x 20" x 1" filter (not included) * Square collar (20x20) * 2x2 panel * Seismic support holes * Soft White Options * Square to round No Labor Collar

165° replaceable fusible link

Attractive concentric ring deflects air stream 360°

3 Hour Out Of Air Fire Door Grille 2563-24X24 Commercial Holds up to a 2”h3. Standard Features * 2561 Square or rectangular fire door for vertical mount only. Maximum dimension 48w, 49h. For damper free area chart A click here * 2563 Out of Airstream fire door. Square or rectangular for vertical mount only. Maximum dimension 48w, 41h. For damper free area chart B click here * 2565 Round fire door for vertical mount only. Available 4" thru 40" round. * UL and California State Fire Marshall approved * 2" thinline frame *