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Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
For evaporative cooling or high-velocity exhaust applications
904 - Double Deflection Adjustable Aluminum Blade Grille For a 18" x 4" Duct Opening (front blades parallel to shortest dimension)
Dampers above 80 square inches free area will be provided with blade insulation
listed Fire-Resistance Diffuser * TVB - Thermal Vapor Blanket * Square collar
Product sizes available to fit spiral pipe diameters 8” – 48
Adjustable Curved Blade Diffuser SCB-6X6 Damper:Multi-Shutter Damper For evaporative cooling or high-velocityStandard Features * Individually adjustable steel curved blades * Lever operated steel multi shutter damper * Pivoted steel blades for easy firm positioning * All component parts, rivets, linkage and handle enclosed in valve to assure trouble free operation * Countersunk mounting holes for flush appearance with color matching Phillips posi drive screws * Soft White Options * SCB41 4 way air pattern * SCB31 3 way air pattern * SCB41 O or SCB31 O steel
