2" Vertical Mount Fire Damper 2533-20X18 past 12 months 850 Series Engineering/Performance Data

850 Series Engineering/Performance Data

Egg Crate T-Bar Filter Grille 2"

904 - Double Deflection Adjustable Aluminum Blade Grille For a 18" x 12" Duct Opening (front blades parallel to shortest dimension)

Performance Data With Opposed Blade Damper

RD Series Submittal

2" Vertical Mount Fire Damper 2533-20X18 past 12 months 850 Series Engineering/Performance Datah3. Standard Features * 2533 Square or rectangular for vertical mount only. Maximum dimension 48w, 41h. * 2534 Square or rectangular spring actuated (6) for horizontal or vertical mount. Maximum dimension 41w, 29h. * UL and California State Fire Marshall approved * 2" thinline frame * Interlocking steel roll formed blade (3) with roll formed frames (1) * Blade lock (5) * Damper manufactured from corrosion tested galvanized mild steel (G 90) * Self