air diffuser

Hvac Air Supply Round Ceiling Diffuser Air Conditioner Air Diffuser Round Diffuser RD-A2

  Construction: Frame & Inner Core:    High quality extruded aluminum alloy(A6063) sheet.    Rotating type Description:   The frame & inner core are high quality extruded aluminum sheet construct

Product Specification:
  • Frame & Inner Core : High quality extruded aluminum alloy(A6063)
  • standard color : RAL9016, 9010
  • Material thickness : 1.2mm
  • Size : Any size available
  • Accessory : OBD-R (Radial damper)
Product Details

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Frame & Inner Core:

   High quality extruded aluminum alloy(A6063) sheet.
   Rotating type

  The frame & inner core are high quality extruded aluminum sheet construction with advantages of corrosion resistance and rigidity.


  The inner core fixed centrally to the frame.  Inner core can be easily removed and fixed by one side with aluminum pin and the other with steel spring.  This removable structure provides easy installation, maintenance and access to the duct.


  Discharge pattern can be adjusted for horizontal flow by extending the cones and for vertical flow by retracting the cones.

It can be used for ceiling or exposed duct mounting especially in installation when an adjustable pattern is required.


Surface Finish:
  Technical Drawing l Powder coated color finish as per RAL color

standard color: RAL9016, 9010

  Natural anodized aluminum finish

Material thickness:


  Any size available
  Overall face size = Neck size + 110mm
  Standard size(Neck size=A)


Item code Neck Size(mm) Face Size(mm)
RD-A2-150 150 260
RD-A2-200 200 310
RD-A2-250 250 360
RD-A2-300 300 410
RD-A2-350 350 460


Technical Drawing:


Usage scenario:



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   Foshan Vairtech Ventilation Co., Ltd. is the leading manufacturer of ventilation products & air conditioning diffusers and accessories with more than 20 years experience. Now Vairtech is one of leading brands in China.Our company is located in the aluminum hometown of China, Nanhai,Foshan, Guangdong, which enjoys the transportation and raw material convenience.

   We are engaged in R&D of our products, air diffusers, air grilles, air vents, air dampers, flexible ducts, access panels and so on. Now, our products are well sold to more than 150 countries with praise for the great structures, various styles, nice appearance and high quality.

   To meet the new age of globalization, we accelerate the pace of development to make more new products and provide better service to our customers. "Customer first, Quality first"-we are sincerely welcome you to contact us for business.

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  We started to participate in different exhibitions in 2016, and until now, we still insist on participating in exhibitions.

  On the one hand, to let more people know our brand Vairtech, so that Vairtech has more opportunities to show; On the other hand, face-to-face communication can deepen customers' understanding of Vairtech.At the same time, customers can directly contact our products and have a certain cognition of the quality and service of our HVAC ventilation products.

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   To date, Vairtech has exported many ventilation products to more than 150 countries and received a lot of feedback from our customers. As shown in the following figure, slots diffuser, disk valve and other feedback. In fact, not only products, our salesman's service is also appreciated by customers.
   Of course, if you receive the product you are not satisfied with the place, welcome to contact us,we will try our best to solve for you. Thank you for your trust and support. I hope we can have a good cooperation opportunity to start.

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According to Vairtech products, you can choose different packaging methods:

  • Internal pvc separate packaging.
  • Outer strong carton packing.
  • Additional pallets and wooden cases are optional.
  • If necessary, special packing can be used.

For specific requirements, please contact the salesman.   

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Q:Are you a manufacturer or trading company?

We are professional manufacturer in China,and have been in this field for 20+ years.   
We have professional staff, experienced designers and responsible inspectors to serve you, hoping to achieve a win-win situation.


Q:What products do you mainly produce?

A: We are focus on producing hvac ventilation air grilles, ceiling air diffusers, air vent covers, air dampers & accessories, flexible ducts, access panels,air conditioning accessories and so on.


Q: I have a project, but I don't know which product is suitable, can you recommend for me?

A: You can send the drawings to us, we have professional engineers to answer your questions and recommend suitable products.  We have one-stop procurement, please feel free to send your requirements to us.


Q:Can you change the design of this product?

A: Of course,you need to provide more pictures and information to us as much as possible.  We have
experienced designers who are specially responsible for it, and can perfectly restore the design you want.


Q:I like this product very much, but the freight is too high.What's the solution?  

  • A: If you have a forwarder in China, we can ship the goods to your forwarder.
  • A: If you buy other products from other companies in China, you can share the container with our products.
  • A: It is more cost-effective to buy in bulk.  If you are worried about the quality, you can place a sample order first.


Q:How can I get a quotation from you ?

A:You can leave us a message and we will reply to each of your messages as soon as possible. Thank you for your waiting and support. You can also find our contact information on the contact page.


Technical Support: Magic Lamp