How to select slot diffuser

2022-04-20

The slot diffuser is an attractive alternative to the ceiling or high sidewall supply diffuser that has been designed for efficient air distribution. It can be installed individually in a set of lengths or in a continuous line. Continuous runs can consist of a combination of active and inactive sections as well as combining supply and return air applications.

The slot diffuser is available in 1-6 slots configuration and the length is customized. Suitable for rooms with ceiling heights from 2.5m to 4m.It has 20mm and 25mm slot distance optional, the below size for your reference.

Slot distance	Slot number	Face size (mm)	Neck size (mm)	Heigh (mm)
20mm	1	84	40	49
	2	120	76	49
	3	125	111	49
	4	191	147	49
	5	226	182	49
	6	262	218	49
25mm	1	89	45	49
	2	130	86	49
	3	170	126	49
	4	211	167	49
	5	251	207	49
	6	292	248	49

To choose a slot diffuser is according to the length and width of the area to be cooled.And airflow rate of the duct move also related to the slot diffuser size.You can also complete with a plenum box to the slot diffuser to enlarge the air flow or exchange duct connection size.

Slot diffusers have adjustable air control elements. A hit and miss damper simplifies volume flow rate balancing for commissioning. With the damper it’s function for supply air. The damper is also movable to easy open and close to control the airflow rate. If without damper the air diffuser works as extract air to the function area.

The advantage of the slot diffuser is to offer a minimal and clean look. They take less space and can be used as an air curtain next to doors, large windows and entrances.That can supply high efficient air cooling system to make conform environment.