Aluminum Airfoil Blade Double Deflection Diffuser 903-18X20 Finish:Designer Color - Coffee Tan T-Bar hinged 2 Cone Step

T-Bar hinged 2 Cone Step Down Diffuser with Round Collar

Adjustable directional dampers with shut-off

Airfoil blades individually adjustable on 3/4" centers

165° replaceable fusible link

All steel galvaneal construction

Aluminum Airfoil Blade Double Deflection Diffuser 903-18X20 Finish:Designer Color - Coffee Tan T-Bar hinged 2 Cone StepStandard Features Double deflection surface mount grille with adjustable airfoil blades Front blades parallel to longest dimension, back blades parallel to the shortest 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 metal rattle Countersunk mounting holes with color matching Phillips Pozidriv screws Rust resistant pre coat with durable powder