Drop box diffusers simplify air distribution, serving as an alternative to ductwork while providing similar coverage. These single-point systems disperse air in multiple directions to keep large, open-area spaces such as stadiums, warehouses, and retail centers at a comfortable temperature.
When properly specified with the right throw pattern, drop box diffusers reduce dead zones and ensure reliable air mixing. Choosing a throw pattern—3-way, 4-way, or 6-way—depends on the placement of the drop box diffuser, the space it will be installed in, and the desired performance.
When to Choose a 3-Way Pattern
A 3-way drop box diffuser disperses air through three plenums, with one side blocked off. This throw pattern is suitable for drop box diffusers that are installed against a perimeter wall. Common applications include long, narrow hallways where air does not need to move far in one direction, and food processing environments where air coming from directly overhead could disturb products below.
When to Choose a 4-way Pattern
A 4-way drop box diffuser, typically installed in the center of a room, disperses air from all four sides of a plenum box. Common applications include warehouses, offices, and retail centers.
When to Choose a 6-way Pattern
A 6-way drop box diffuser is a hexagonal plenum box that disperses air from six sides, distributing air in as many directions as possible. Their applications include large open-area spaces such as gymnasiums and sports arenas, as well as applications common to 4-way throw patterns that want to maximize comfortability and performance.
Why KEES
KEES prides itself on our breadth of options for drop box diffusers. We have an exhaustive catalog of products that fit virtually any building type or size. For our clients’ toughest jobs, we manufacture one-of-a-kind drop box diffusers customized to their needs.
Options: KEES offers an expansive list of options for our catalog of drop box diffusers. Choose from a variety of grille types for precise air distribution, materials and finishes that stand up to harsh environments, and optional drain fittings and dampers that get the job done.
Custom Work: KEES thrives on custom work to meet our clients’ exact specifications. We manufacture products in unique dimensions to meet any performance or clearance requirement.
