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Single set of adjustable vanes aerodynamic - Effective deflection, satin silver, anodised finish, colour finish on request, counter sunk flange holes, extruded aluminium throughout. Other fixing methods available (also narrow 20mm flange available) Type S D G - Grille only. Type S D G. D grille with damper followed by width X height. Dampers manufactured from mill finish aluminium operated from face of grille. Grille boxes are available in galvanised steel. Double set of adjustable vanes aerodynamic - deflection, satin silver, anodised finish, colour finish on request, counter sunk flange holes, extruded aluminium throughout. Other fixing methods available Specify Type D D G - Grille only. Type D D G. D grille with damper followed by width X height. Dampers manufactured from mill finish aluminium operated from face of grille. Grille boxes are available in galvanised steel
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