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SD52 Submittal Drawing
2" ADC compliant round collar with bead for ease of installation (square sizes only)
1/4” crossbars
Available in 6”–12” collar sizes
904 - Double Deflection Adjustable Aluminum Blade Grille For a 20" x 8" Duct Opening (front blades parallel to shortest dimension)
4 1/4" Horizontal/Vertical Mount Fire Damper 2602-20X12 past 12 months SD52 Submittal Drawingh3. 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
US$ 139.99
US$ 154.99
US$ 162.50
US$ 300.00
US$ 250.00
