To maximize air delivery over the required area, the Ceiling Fan should be 2100mm or more above the ground and 300mm or more below the ceiling.

For very small rooms
 Fan models of sweep 600mm are available.
Models - New Breeze 24", New Hurricane 24'' and Summer Delite Décor 24"

For very big rooms
Fan models of sweep 900mm, 1050mm, 1200mm and 1400mm are available.
Models -Deluxe, Summerking, Summercool Decor, New Breeze, Summercool, Hurricane, Summer Delite Décor, Summer Delite Ornamental, Super Deluxe, Super Breeze, Twister Supreme, Twister Supreme Ornamental, Norwester Décor, Energystar, Summer Pride, Summer Grace, Summer Crown, Quasar .

Multiple fans in a room
Maintain the center distance between two fans as in the table below:

For Air conditioned rooms and halls
Four blade fans like Super Deluxe and Super Breeze can be used as they circulate air very well. Pedestal Fans like Floor Supreme, Stand 31, Stand 32, Stand 34, Stand 35, Stand 39 and Mini16 or Wall-Mounted fans like Bracket Supreme, Wall 12, Wall 41, Wall 43, Wall 44, Wall 45 and Wall 49 would be ideal in Air conditioned rooms. For very large halls Tornado pedestal fans would serve the best.

To match Wall color
From the range of colours in various models. If one is particular about matching the color of the fans with the color of the walls, one can then choose from :
Twister range of fans which are available in six exciting colors. Colors - Elegant Copper, Pearl Ivory, Metallic Black, Magic Purple, Astra White and Velvet Green.
The other Ceiling Fan models are also available in exciting colors. Colors - White, Glossy Brown, Pearl Ivory, Royal Pink, Elegant Copper and Silver Gray, Velvet Green, Twilight Beige, Golden Beige , Silver – Black , Magic Purple , Pearl Silver , Pearl Gold , Pearl Cream Brushed Copper, Brushed Brass. Click to view colour panel.
Portable Fans are also available in wide range of colors like Magic Purple, Red Brown, Cherry and Racing Blue.

For rooms with low ceilings
It is advised that one should use a 360-degree rotating Roto 53 which is able to deliver air to all corners of the room, and is safe through presence of a guard. One can also use a Wall-mounted or Pedestal Fan like - Bracket Supreme, Wall 12, Wall 41, Wall 43, Wall 44, Wall 45, Wall 47, Wall 49, Wall 13, Wall 14, Floor Supreme, Stand 31, Stand 32, Stand 34, Stand 35, Stand 37, Stand 39, Mini 16.

There is another unique Multi-Utility Fan that can be used in such rooms i.e., the AP Fans.

The decor of the room has also been kept in mind while designing various fan models and they are available with blades of various colors like Magic Purple, Red Brown, Cherry and Racing Blue.

Popular Models
One can choose from a range of basic ceiling fan models.
Models - Deluxe, Summerking, Summercool, New Breeze, Twister Supreme, New Breeze 24", Energy Star, Summer Crown and Hurricane.

Richly crafted fan models
Models - - Deluxe Decor, Summercool Decor , Norwester Décor, Summer Delite Décor, Summer Pride , Summer Grace and Summer Crown are available with elegant decorations and attractive blade trims. Summer Delite Ornamental and Twister Supreme Ornamental have decorative canopies to match with the posh interiors of the rooms.
Models - New Breeze Decor 24", Summer Delite Décor – 24”, Super Deluxe and Super Breeze are exclusively designed 4-blade fan models which add to the aesthetics of the room.

Super Luxury fan models
Orient Fans has also introduced Callista Series in the premium lifestyle category. Callista in Greek means “The Most Beautiful’. Callista excudes novelty with a touch of elegance that blends seamlessly with the aesthetics of the room. These are stylish fans with electroplated and metallic finishes to please your senses. Models are Arista, Subaris, Victoria, Alexandria.
Unique features like Reversible Rotation, Silent Operation and Built-in-Pull Cord Regulator and Light Switch, combined with world class looks and performance make these super premium models clearly stand apart.

Table Fans
Table Fans are meant for use on desktops and various counters. A wide range of Table fans are available in a number of colors with matching blade sets.
Models: Deluxe Supreme, Super Deluxe Supreme, Desk 25, Desk 26, Table Fan-27, AP - 9 and Table Chrome.

Wall Fans
Wall Fans are ideal for restaurants, showrooms & halls. These fans are available in a wide range.
Models: Wall 12, Wall 13, Wall 14, wall 41, Wall 43, Wall 44, Wall 45, Wall 47, Wall 49, Bracket supreme.

Stand Fans
Stand fans are ideally suited for halls & medium sized rooms.
Models: Stand 31, Stand 32, Stand 34, Stand 35, Stand 37, stand 39, Mini 16 & Floor Supreme

Multiutility Fans
These fans have the advantage of both wall mounting & table top usage.
Models: AP–9, AP–12, Roto 53, Table chrome 12, Table chrome 14

Exhaust Fans
Domestic
This is ideally suited for Bathrooms, Kitchens, Storerooms and other places where stale air accumulates. Model - Airflow ,Ventilator Dx, Spring Air, Hill Air and Power Flow
Industrial
This is ideally suited for Industrial Kitchens, Cold Storage and Godowns, Chemical and Pharmaceutical Industries, Fertilizer Plants, Paint Shops, Theatres and Auditoriums, Hotels and Canteens, Railway Waiting Rooms and other places where the air gets polluted to a high extent. Model - Heavy Duty Exhaust