Grilles & Diffusers We Have it All Ceiling Diffuser 4 Way Diffuser 3 Way Diffuser 2 Way Diffuser 1 Way Diffuser Curved Blade Diffuser Perforated Mesh Grille Swirl Diffuser Swirl Diffuser (Fixed Blade) Swirl Diffuser Adjustable Blade A Swirl Diffuser Adjustable Blade B Swirl Diffuser Adjustable Blades Round Swirl Diffuser Linear Grille & Diffuser Linear Bar Grille (Fixed Core) Removable Core Bar Grille (Wall) Reverse Flange Bar Grille Curved Linear Bar Grille Linear Slot Diffuser (Fixed Core) Linear Slot Diffuser (Removable) Louvre Weatherproof Louvre Round Weatherproof Louvre Half Chevron Louvre Half Chevron Louvre (Removable) Eggcrate Grille Eggcrate Grille (Fixed Core) Hinged Eggcrate Grille Quick Fixed Eggcrate w/ Adaptor Round Eggcrate Grille Eggcrate Core Damper Opposite Blade Damper Stream Splitter Volume Control Damper Drum Damper Round Diffuser Round Diffuser (ABS) Downjet Round Diffuser (ABS) Round Diffuser (Metal) Jet Diffuser Ring Jet Diffuser Ring Jet Swirl Diffuser Jet Nozzle Diffuser Jet Diffuser Single / Double Deflection Grille Double Deflection Grille Single Deflection Grille Double Deflection (Removable) Floor Grille Floor Bar Grille Round Floor Swirl Grille Door Grille Door Grille Delivery Happy People Products Sold