Which is better; a humidifier or a diffuser?
While designing an air handling unit, it is important to consider the parameter of humidity. A range of 45% – 55% relative humidity level should be maintained for the comfort. At the times of summer or winter, the humidity level of the air goes down, causing discomfort to the occupants inside. This is where we find the importance of a humidifier in an AC system. The humidity of the air can be increased or decreased using humidifier or de- humidifiers.
There are various types of humidifiers available such as,
- Spray Type humidifier, which got a header and spray nozzles that spray water with a pressure of 15 psi.
- Steam Grid Type Humidifier, which has holes on its pipe for steam distribution. The water is conditioned to avoid odor discharge to the room.
- Steam Pan Type Humidifier, which has a pan and a heating coil to heat the water in the pan. This increases the humidity level of the room.
In HVAC systems, different types of air distribution devices are available such as grills, registers and diffusers. Diffusers are of various types such as,
- Ceiling Diffusers
These diffuser types come in round, square and rectangular shapes. They consist of inner cones made of vanes, which are arranged in different directions. A square diffuser is more common for supplying air. They are normally mounted at the center of the conditioned space and provide shorter throw for conditioned spaces with low head space. The air is discharged in all directions through the concentric air passages. The deflecting vanes change the air distribution pattern.
- Slot Diffusers
Slot diffusers are mounted on the sidewalls or in the ceiling. Linear slot diffusers are used for supplying both the supply air and return air. They are suitable for large open- spaces.
- Jet Nozzle Diffusers
They are suitable for supplying heated and cooled air in large areas. These can be adjusted to make the airflow in any direction. They have advantages for long distance air supply, low noise levels and come in various sizes and colors. They can be installed anywhere like a sports hall, airports, and shopping centers or at indoor markets. Contact Tecnalco for a professional jet nozzle diffuser installation anywhere in UAE.
So what will you prefer; a humidifier or diffuser?
Humidifiers increase the humidity of a room or a building. They are used in medical facilities like ventilators to make patients comfortable. Humidifiers are large and are connected to a HVAC system. It is really helpful at dry or hot climates, when the humidity level goes down.
Diffusers are used as return air vents to make conditioned air in to a space, evenly distributed and with minimum noise. HVAC diffusers reduce the velocity of the airflow from outside and direct to ensure an effective mixing with maximum benefits and less noise. So rather than a humidifier, diffusers can add the benefits of air conditioning for a space.
Tecnalco, Aluminum Technical Engineering Factory has been recognized as the best HVAC services business and we manufactures and supplies air distribution products for more than four decades. We are the renowned supplier of high quality air supplies and duct accessories in the market, offering consumer- durable segments, heat exchangers and parts, OEM segment and air conditioning sets. Our diffuser product range is wide and meets the standard quality along with many other products in the air distribution system. If you are looking for a professional jet nozzle diffuser installation, contact our service for an effective solution at best rates.
How To Choose The Best Sound Attenuator For HVAC Systems

The word duct silencer refers to an HVAC system component used to minimize noise transmitted in the ductwork. There are other ductwork elements used to bring down ventilation system noise levels.
It is also known as a sound attenuator. It is installed around noise-generating areas in an HVAC ductwork, including air-conditioning and ventilation equipment like air handlers and fans, fire dampers, and airflow regulators. It is also possible to install duct silencers in visible areas of your exposed ductwork as these are compatible with other ventilation system components.
Tecnalco Aluminium Engineering Factory offers different forms of HVAC sound attenuators. When looking to make the right choice from Aluminium Engineering Factory- Tecnalco in UAE, it is worth knowing the different types the product is available in. Here, we will discuss some of the different forms of HVAC duct silencers and other relating information to help you make informed purchase decisions.
Learn About Sound Attenuator Types
Sound splitters are useful when it is a must to regulate the noise that comes from your HVAC system. The product serves as a noise controller while allowing the air to pass through your HVAC inlet or outlet. It is designed mainly on the basis of the predominant frequency of the noise source in the system. It comes in many different sizes and shapes as well as customization options to fit customer requirements.
According to the form of ducts you have, you could choose from the following options. In addition, you can have the product custom-made as per your requirements and site conditions with the help of Aluminium Engineering Factory- Tecnalco UAE.
Rectangular Attenuators
These forms of HVAC silencers are mainly utilized to minimize the aerodynamic noise that comes from the system. The product is installed in a rectangular HVAC ductwork with vertical attenuating splitters. The baffles comprise a metal frame as well as an infill that absorbs sound. The infill component is a blend of rock wool-based panels that do not catch fire easily. Special fabric with abrasion resistance is used to cover the outer surface of the component and protect the wool material.
Circular Attenuators
This form of HVAC silencer is used in a round HVAC ductwork in the form of a noise-mitigating solution. It offers as much acoustical performance as possible and reduces HVAC system pressure reduction even at a high velocity. Avoiding the requirement for square-round HVAC reducers makes it possible to achieve the aerodynamic performance you desire.
What Else To Consider For The Right Selection
To choose the appropriate form of the attenuator, it is important to think about the permitted flow velocity according to the specific silencer noise and the air flow rate. Another factor to consider when doing business with the suppliers of HVAC air distribution products in UAE is your location type and its specific ventilation system requirements. For instance, for an industrial location, a ventilation system may require superior resistance to chemical substances such as acids.
According to the form of your environment, you may choose silencers made of aluminium or another material. For more help with the selection, you may contact one of the best Aluminium Engineering Factory- Tecnalco UAE.
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