4 1/4" Horizontal/Vertical Mount Fire Damper 2602-12X4 Accessories Interlocking steel roll-formed blades

Interlocking steel roll-formed blades

Note: Listed Size Is Nominal Duct Opening / Nominal Filter Size

Allows for 2-way airflow

Damper manufactured from corrosion tested galvanized mild steel (G-90)

4 1/4" Horizontal/Vertical Mount Fire Damper 2602-12X4 Accessories Interlocking steel roll-formed bladesh3. Standard Features * 2601 Square or rectangular for vertical mount only. Maximum dimension 60x60 single, 120x120 multiple. * 2602 Square or rectangular spring actuated (6) for horizontal or vertical mount. Maximum dimension 60x60. * UL and California State Fire Marshall approved * 4 1 4" standard frame style * Interlocking steel roll formed blade (3) with roll formed frames (1) * Blade lock (5) * Damper manufactured from corrosion tested galvanized