Grille: A fixed opening through which air passes. Typically used for return air applications.
Register: A grille equipped with a damper which supplies conditioned air. Typically used for supply air applications.
linear grilles can be used as air terminal devices for the ventilation of buildings and spaces in terms of supply air and extract (exhaust) air. They are suitable for installation in walls, floors, doors, rectangular and circular ducts.
Square Ceiling Diffusers are designed to provide excellent directional performance typically in a 4 way airflow pattern. The flush frame is designed for surface mounting in the ceiling or alternatively as a lay-in frame for T-Bar ceiling installations.
Circular cone ceiling or duct mounted diffusers, are capable of a high aspiration rate and have the capacity to handle large volumes of air at relatively low sound levels for supply and extract applications, making these diffusers particularly useful for installation in open plan areas such as auditoriums, airport.
Jet Diffusers are suitable for large spaces or area with high ceilings, such as theatres, concert halls, gymnasiums, mall atriums, exhibition halls, etc. Multiple Jet Diffusers can be integrated in a single panel for large volumes of air. Jet Diffusers can be supplied with plenum box with round inlet as option.
A damper is a valve or plate that stops or regulates the flow of air inside a duct, chimney, VAV box, air handler, or other air-handling equipment. … In a chimney flue, a damper closes off the flue to keep the weather (and birds and other animals) out and warm or cool air in.
POWERTECH has been established with an excellent track of record by providing industry - leading products like, HVAC Equipment (Hazardous unit/ Package unit/ Fresh Air Unit) Grilles, Diffusers, Fire Dampers, Louvers, Volume Control Dampers, Filters and other Accessories for Central Air Conditioning units to our valued customers around the world.
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