2" Vertical Mount Fire Damper 2533-36X16 T-Bar 1550 Series Engineering/Performance Data

1550 Series Engineering/Performance Data

CB Series 6X6 REVIT Files

Standard Features *Surface mount return air grille * 45 fixed blades parallel to shortest dimension * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White Options * 936 O - recessed screwdriver operated opposed blade damper * No Labor Collar (square sizes only) * 900 T - T-Bar mount * 905 HD - reinforced construction * 905 IS - insect screen * 1335-1338 Series - stainless steel version * Tamper proof screws

" Spiral pipe diameter must be 4” larger than width of grille

Countersunk mounting holes for a flush appearance

2" Vertical Mount Fire Damper 2533-36X16 T-Bar 1550 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