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T-20 Tamper Proof Screws
375 Series Engineering/Performance Data
950 Series Engineering/Performance Data
CB Series W/Damper R
3-way register with stiffened 1/2" fan shaped louvers for silent operation
4 1/4" Vertical Mount Fire Damper 2633-36X16 T-Bar T-20 Tamper Proof Screwsh3. Standard Features * 2633 Square or rectangular out of airstream fire damper for vertical mount only. * 2634 Square or rectangular Spring actuated (6) out of airstream fire damper for horizontal or vertical mount. * UL and California State Fire Marshall approved * 4 1 4" standard frame style * Maximum dimension 60w, 52h * Interlocking steel roll formed blade (3) with roll formed frames (1) * Blade lock (5) * Damper manufactured from corrosion
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