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HVL Series Engineering/Performance Data
TVB - Thermal Vapor Blanket
Square Collar
w/ Tool Operated Opposed Blade Damper
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
2" Horizontal/Vertical Mount Curtain Fire Damper 2502-20X14 Smoke-Fire Damper HVL Series Engineering/Performance Datah3. Standard Features * 2501 Square or rectangular for vertical mount only. Maximum dimension 48w, 49h. * 2502 Square or rectangular spring actuated (6) for horizontal or vertical mount. Maximum dimension 41w, 36h. * 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
US$ 24.99
US$ 16.00
US$ 11.95
US$ 13.00
US$ 8000.00
US$ 20.50
