Friday 5 February 2016

Different Types of Grilles and Diffusers such as Perforated Ceiling Diffusers

There exists a subtle difference between grilles and diffusers such as perforated ceiling diffusers. Grilles are devices that have been manufactured so that they can supply air in a vertical position without suffering from any deflected air - which would lose its flow, power and velocity. Perforated ceiling diffusers, or swirl diffuser - virtually any type of diffuser has little vents all around it. These are also called blades and these blades have the function of distributing or diffusing the air throughout the indoor space. The air that comes through from ventilation diffusers is cut at an angle in order to let this happen. 

There are many different types of ventilation grilles and diffusers. Many of these are differentiated between in terms of materials used, function, and applicability to different situations. Some of the different types of materials that grilles and diffusers are made of are:
1. Aluminium
2. Steel
3. Stainless steel
4. Plastic

These can all be given various finishes, in any colour of choice if required. Other finishes can be of stainless steel or brushed aluminium, among a few others. Variable air volume system manufacturers also sometimes coat their products in similar finishes.

There are many types of grilles and diffusers in general that a client can choose from. The most commonly chosen among these include:

1. Egg Crate Grille : These are very simple grilles that are also very affordable. They are usually used when air needs to be extracted.
2. Bar Grille : Bars are included instead of blades in this type of grille.
3. Transfer Grille : Mostly used to provide ventilation but are also useful for preventing the spread of smoke and fire in such an event.
4. Louvre Bladed Diffuser : Very commonly seen in this region, these ceiling diffusers are capable of directing air in up to 4 directions.
5. Straight Bladed Diffuser : Similar to the previous diffusers, but are quite cheaper in comparison. They also sport adjustable blades.

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