Air distribution products

Jet Nozzles

COMPANY

Dynacraft

type

Air Distribution Product

Technical Features

Overview

Jet nozzles are a type of HVAC air terminal device designed to project a concentrated, high-velocity stream of air over a long distance. Unlike traditional grilles or diffusers that spread air in a wide pattern, jet nozzles are ideal for large spaces like concert halls, theaters, shopping malls, and airports where long-throw ventilation is essential for effective air distribution. Their ability to deliver conditioned air precisely and efficiently makes them a crucial component in maintaining comfort and air quality in expansive, high-ceiling environments.

Salient Features

Long-Throw Capability: The primary feature is the ability to project a tight, high-velocity air stream over great distances, ensuring conditioned air reaches all parts of a large space.

Adjustable Direction: Most models feature a fully rotatable or swiveling ball-joint design, allowing for a 360-degree directional adjustment of the air stream. This flexibility is key for directing airflow exactly where it's needed.

Low Noise Operation: Despite their high air velocity, modern jet nozzles are engineered to operate quietly, making them suitable for sound-sensitive environments like auditoriums and cinemas.

High Induction Ratio: They effectively entrain or mix the surrounding room air with the supplied conditioned air. This process, known as induction, helps to quickly equalize the temperature and improve overall ventilation efficiency.

Aesthetically Pleasing: Available in various finishes and materials (e.g., aluminum, steel), they can be designed to blend seamlessly with the architectural aesthetics of a building.

Long-Throw Capability: The primary feature is the ability to project a tight, high-velocity air stream over great distances, ensuring conditioned air reaches all parts of a large space.

Low Noise Operation: Despite their high air velocity, modern jet nozzles are engineered to operate quietly, making them suitable for sound-sensitive environments like auditoriums and cinemas.

Aesthetically Pleasing: Available in various finishes and materials (e.g., aluminum, steel), they can be designed to blend seamlessly with the architectural aesthetics of a building.

Construction

Jet nozzles are typically constructed from high-quality materials such as spun aluminum or powder-coated galvanized steel. A typical assembly consists of:

Mounting Flange or Plate: This is the base of the unit, designed for secure installation into the ductwork or a wall opening. It often has pre-drilled holes for easy mounting with an aesthetically pleasing edge cover ring to hide the screws.
Spherical or Ball-Joint: The core of the adjustable mechanism. The air outlet nozzle is housed within this spherical joint, which allows it to pivot freely in all directions. The joint has a special gasket which ensures that the eyeball rotates easily but at the same time remains firm in the required position to direct the jet of air as required.
Nozzle Head: The part from which the air is discharged. Its shape is engineered to create the focused, long-throw air jet. The design of the nozzle head is critical for performance and can vary by manufacturer.
Sealing Gaskets: These are used to ensure an airtight connection between the mounting flange and the ductwork, preventing air leakage and maximizing efficiency.

The materials and robust design ensure the nozzles are durable, corrosion-resistant, and require minimal maintenance, making

Jet nozzles are typically constructed from high-quality materials such as spun aluminum or powder-coated galvanized steel. A typical assembly consists of:

Mounting Flange or Plate: This is the base of the unit, designed for secure installation into the ductwork or a wall opening. It often has pre-drilled holes for easy mounting with an aesthetically pleasing edge cover ring to hide the screws.
Spherical or Ball-Joint: The core of the adjustable mechanism. The air outlet nozzle is housed within this spherical joint, which allows it to pivot freely in all directions. The joint has a special gasket which ensures that the eyeball rotates easily but at the same time remains firm in the required position to direct the jet of air as required.
Nozzle Head: The part from which the air is discharged. Its shape is engineered to create the focused, long-throw air jet. The design of the nozzle head is critical for performance and can vary by manufacturer.
Sealing Gaskets: These are used to ensure an airtight connection between the mounting flange and the ductwork, preventing air leakage and maximizing efficiency.

The materials and robust design ensure the nozzles are durable, corrosion-resistant, and require minimal maintenance, making