Product Range
Established in 1994, Ajanta Engineering Works is the most trusted manufacturer of HVAC air distribution products — grills, diffusers, dampers, louvers, and sound attenuators.
All Products
Grills
Diffuser
Damper
Louver
Sound Attenuator
Grills 6 Products
Grills
Model R-RWG1
Curved Grille
Curved blade return/supply grille for aesthetic ceiling and wall applications with optimal air distribution.
Grills
Model A-DDG
Double Deflection Grille
Two-row adjustable blade grille for precise horizontal and vertical airflow direction control.
Grills
Model A-DG
Door Grille
Transfer air door grille for under-door and through-wall ventilation. Fixed blade, aluminum frame.
Grills
Model A-ECG
Egg Crate Grille
Egg-crate pattern return air grille for ceiling and wall return applications with low pressure drop.
Grills
Model A-FG
Floor Grille
Heavy-duty floor-mounted grille for underfloor supply air systems. Aluminum with swivel blade.
Grills
Model A-LBG
Linear Bar Grille
Streamlined linear bar grille for continuous perimeter and slot ceiling applications. Fixed or adjustable bars.
Diffuser 14 Products
Diffuser
Model A-CD
Ceiling Diffuser
Multi-cone ceiling diffuser for uniform radial air distribution. T-bar ceiling grid compatible, low noise.
Diffuser
Model A-SD
Swirl Diffuser
High-induction swirl diffuser for displacement ventilation. Ideal for high-ceiling spaces with active mixing.
Diffuser
Model A-LFD
Laminar Flow Diffuser
Uniform, low-turbulence laminar airflow diffuser for OTs, ICUs, and pharmaceutical cleanrooms.
Diffuser
Model A-SCD
Square Ceiling Diffuser
4-way, 3-way and 1-way throw patterns. Low-noise NC-25 rated. T-bar ceiling grid compatible.
Diffuser
Model A-RCD
Round Ceiling Diffuser
Circular stepped-cone diffuser for uniform radial air distribution. Low pressure drop design.
Diffuser
Model A-LSD
Linear Slot Diffuser
Concealed slot diffuser for perimeter and continuous ceiling applications. Adjustable air pattern.
Diffuser
Model A-LD
Linear Diffuser
High-performance linear diffuser for ceiling and wall supply. Wide air spread with adjustable vanes.
Diffuser
Model A-PD
Plaque Diffuser
Flat-face plaque diffuser for flush ceiling installations. Even airflow spread, suitable for low-height spaces.
Diffuser
Model A-EV
Exhaust Valve
Round extract valve for return and exhaust air. Self-adjusting cone for simple airflow balancing.
Diffuser
Model A-CBD
Curve Blade Diffuser
Curved blade ceiling diffuser for smooth, directional airflow. Aesthetic design for commercial interiors.
Diffuser
Model A-DD
Drum Diffuser
Cylindrical drum-type diffuser for radial 360° air distribution. Ideal for high ceilings and atriums.
Diffuser
Model A-JD
Jet Diffuser
Long-throw jet diffuser for large open spaces — airports, atriums, and sports halls. Adjustable ±30° tilt.
Diffuser
Model A-JD
3 Cone Diffuser
Long-throw jet diffuser for large open spaces — airports, atriums, and sports halls. Adjustable ±30° tilt.
Diffuser
Model A-SLOTD
Slot Diffuser
Single and multi-slot diffuser for concealed perimeter and continuous ceiling supply. Fixed or adjustable deflection.
Damper 6 Products
Damper
Model A-COD
Collar Damper
Round collar damper for circular duct branch take-offs. Manual locking quadrant for airflow balancing.
Damper
Model A-VCD
Volume Control Damper
Opposed blade volume control damper for precise airflow balancing in rectangular duct systems.
Damper
Model A-VCD-MH
Volume Control Damper — Manual Handle
Manual handle variant of the opposed blade VCD. External locking handle for easy on-site adjustment.
Damper
Model A-AFD
Aero Foil Damper
Low-resistance aerofoil blade damper for high-velocity duct systems. Minimal pressure drop with precise control.
Damper
Model A-BD
Butterfly Damper
Single blade butterfly damper for circular duct flow control. Manual or motorized operation available.
Damper
Model A-FD
Fire Damper
Integrity rated 90 & 120 minute fire damper. Thermal link auto-release at 72°C. NBC & UL compliant.
Louver 2 Products
Louver
Model A-FBL
Fixed Blade Louver
Weather-proof fixed blade louver for fresh air intake and exhaust. Bird & insect mesh available.
Louver
Model A-AL
Adjustable Blade Louver
Adjustable blade louver for ventilation control. Suitable for AHU rooms, plant areas, and building facades.
Sound Attenuator 1 Product
Sound Attenuator
Model A-SA
Sound Attenuator
Splitter-type duct silencer with 20–40 dB insertion loss. Mineral wool infill with perforated facing. Ideal for hospitals, studios, and hotels.
Need a Custom Size or Specification?
Our engineering team can fabricate non-standard sizes and custom configurations. Send us your drawings or BOQ.
