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Specialized in making AV cable for ten years.
  • Published by
  • Julia at
  • November 07, 2022
Supply Air Diffuser FAQ Guide

A supply air diffuser is a diffuser in a ventilation system whose function is to allow air to flow into a room from the outside

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  • Published by
  • Julia at
  • August 04, 2017
What is a return air grille?

A Vairtech return air grille is a connection to ductwork that allows air to return to a heating and cooling system. Return air openings are typically covered with grillwork that serves a number of different functions. A variety of companies make cove

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  • Published by
  • Julia at
  • December 13, 2016
Vairtech Ventilation in CRH2016

Vairtech was well-prepared for CHINA REFRIGERATION Fair 2016 in Beijing.

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  • Published by
  • Julia at
  • December 13, 2016
Vairtech Ventilation in CRH2015

Vairtech was well-prepared for CHINA REFRIGERATION Fair 2015 in Shanghai.

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  • Published by
  • Julia at
  • December 13, 2016
Visit customers

Our management visit Philippines clients at June 26-30, 2016!

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  • Published by
  • Julia at
  • December 13, 2016
What is an air diffuser?

A Vairtech air diffuser is a device that is designed to provide uniform air flow throughout a room. It works to increase the efficiency of air conditioning units by dividing and distributing cooled air. When an even airflow is maintained, drafts an

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