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Ships within 48 hours · Estimated delivery Aug 14 - Aug 19
Blades are parallel to the shortest dimension
Use for applications with round ductwork to create a clean and easy to install finish for your round registers or diffusers
Steel multi-shutter damper
Designer Color or Plated Metal Finish available on this product
Standard Features * Step-down design with four-way air diffusion * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Step-down feature allows for uniform airflow distribution * Soft White Options * 100 - diffuser only (no damper) * 100 D - diffuser with steel multi-shutter damper * 100 O - diffuser with steel opposed blade damper * No Labor Collar - Square to round * Tamper proof screws * Standard Color
4 1/4" Vertical Mount Fire Damper 2633-8X8 Specialty Products Blades are parallel to theh3. 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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