What's New?

  • 2016 Beijing Refrigeration Exhibition


    HVAC air diffuser air grille air vent access panel air damper

  • 2017 Beijing refrigeration exhibition


    The exhibition pictures

  • Vairtech Ventilation in CRH2015


    Vairtech was well-prepared for CHINA REFRIGERATION Fair 2015. Vairtech staff is devoting in designing & supplying a wide range of egg crate diffuser, air louver, decorative return air grille and other HVAC accessories

  • What is an aluminum duct?


    A Vairtech aluminum duct is a passageway made of aluminum that mainly is used to move air, such as with air conditioning or heating systems, throughout a structure or building.

  • What is a slot diffuser?


    A Vairtech slot diffuser is a building component used to deliver air to a room. These linear slot diffuser serve as a critical component in a heating, ventilation, and air conditioning (HVAC) system.

  • 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.

  • What is an air diffuser?


    A Vairtech air diffuser is a device that is designed to provide uniform air flow throughout a room.

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