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REVIT FILES Spiral Diffuser Radius Flush Mount Diffuser Single Deflection
1/4” crossbars
Standard Features * Converts T-bar products to surface mount * Sizes available: 1x2
* 3 hour rated * UL and California State Fire Marshall approved * 4-1/4" standard frame style * 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 locking corner (4) * 165° replaceable fusible link (2) h3
TVB - Thermal Vapor Blanket
Opposed Blade Volume Damper 3000-0BD-34X12 Residential Registers & Grilles REVIT FILES Spiral Diffuser Radiush3. Standard Features * Opposed blade operation for precise volume control * 16 gauge galvanized channel frame * Blades are vee stiffened 16 gauge galvanized for strength and stability * Blades pivot on non metallic celcon bushings * 1 2" square zinc plated steel pivot pins * 1 2" square zinc plated steel adjustable operating shaft extending up to 4" beyond the air control frame * Single blades on dampers with a height of 12" or less * Mill finish h3.
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