Adjustable Swirl Diffuser – SWA

Square & Circular Adjustable Swirl Diffusers (SWA) are suitable for use in the Supply of Cooled Air with a large temperature differential.

These units ideal for Fan Coil Units, VAV and VRF Systems.

Each slot has a manual adjustable direction blade to vary the air pattern.

The rotating supply air pattern provides a high degree of induction making these diffusers well suited to supply of both warm and cool air.

Full specification for ordering available in product data sheet below.

Alternate codes

Series GB, Type VDW, SDV, OD8, RTSD/RTGD

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Product Description

Square & Circular Adjustable Swirl Diffusers (SWA) are suitable for Supply of Cooled Air with a large temperature differential, making these units ideal for Fan Coil Units, VAV and VRF Systems.

Each slot has a manual adjustable direction blade to vary the air pattern. The rotating supply air pattern provides a high degree of induction making these diffusers well suited to supply of both warm and cool air. Also suitable for Extract/Return Air applications.

SWA diffusers are manufactured from Galvanised Steel.

Standard finish is RAL9010 or polyester powder coated to the customers colour requirement.

Full ordering details below.

ADJUSTABLE SWIRL DIFFUSER - ORDERING
Example: SWA/S/M/B/F8/3/Model Size
SeriesSWA
ConstS - Square
C - Circular
CeilingS - Standard (cut in)
M - Modular (5952 tile)
T - Tegular (see data sheet)
B - Clip In Tile (5992 tile)
0 - Not Applicable (circular units)
BladesB - Black (standard)
W - White
FixingF8 - Crossbar Plenum Fixing
F9 - Crossbar Plasterboard Fixing (loose)
Finish1 - (Mill Finish)
2 - RAL9006 (Silver/Grey)
3 - RAL9010 (White)
4 - RAL9005 (Black)
5 - RAL9003 (White)
6 - RAL9016 (White),
7 - Other RAL/BS Code (additional costs may apply)
8 - Chrome Finish - Powder Coated

PLENUM BOXES

Plenum boxes are accessories for use with Grilles and Diffusers. They are designed to equalise the pressure profile within the box and hence provide an even velocity at the face of the Grille or Diffuser without the use of Equalising Grids.

ADJUSTABLE SWIRL DIFFUSER - PLENUM
Example: PBL/SWA/0/CS/Nominal Size/Spigot Size
TypePBU - Un-Lined Side Entry
PBL - Lined Side Entry
PBA - Adaptor Top Entry
SeriesSWA
MeshP - Perforated Equalising Mesh
0 - No Equalising Mesh
DamperLS - Lever Spigot Damper
CS - Cord Spigot Damper
0 - No Damper
SpigotOP - 2 Opposite Spigots
AD - 2 Adjacent Spigots
FL - Flat Oval Spigot
FinishIN - Black Internal
EX - Black External
IE - Black Internal & External