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Ships within 48 hours · Estimated delivery Aug 17 - Aug 22
stair risers
listed Fire-Resistance Diffuser * TVB - Thermal Vapor Blanket * Square collar
Designer Color or Satin Anodized Finish available on this product
2" ADC compliant round collar with bead for ease of installation
For evaporative coolers or central blower systems
Aluminum Airfoil Blade Double Deflection Diffuser 904-36X10 T-Bar stair risers904 Double Deflection Adjustable Aluminum Blade Grille For a 36" x 10" Duct Opening (front blades parallel to shortest dimension) Standard Features Double deflection surface mount grille with adjustable airfoil blades Front blades parallel to shortest dimension, back blades parallel to longest dimension Extruded aluminum surface mount frame with signature line marks Provides 4 way air flow on one plane Nylon bushings on adj. blades prevent metal on
