a) Grilles & Diffusers(Square/Rectangular & Curved) b) Volume Control Dampers(Manual & Motorized) I. Rectangular & Circular II. Non-Return/Back Draft Dampers III. Pressure Relief Damper c) Fire & smoke Dampers(Manual & Motorized) d) Louvers i. Fresh & Exhaust ii. Sand Trap iii. Ball weather proof louver iv. Gravity Air Louver e) Sound Attenuators f) VAV’s(Variable Air Volume) g) Access Doors h) Disc Valves i) Decorative Grilles j) Egg Crate Grilles k) Jet Diffusers i. Nozzle & eye ball Diffusers ii. Ring Diffuser iii. Drum Diffuser