A range of fixed blade ceiling diffusers with a 2 position, removable core for use in heating / cooling applications where the mounting height is less then 3 metres. Supplied with or without an opposed blade damper.
Code 0107. This diffuser has a standard square flange,
2 position removable core and 14 core styles.
Code 0111. A tile replacer version of the Code 0107 with an overall flange size to fit into a `T´ bar ceiling system.
Code 0108. A tile replacer version of the Code 0107 with a square edge flange and overall flange size to fit most clip or tegular type ceilings. Please specify the make of ceiling and provide details.
Code 0109. A tile replacer version of the Code 0107 but with a bevelled edge flange and overall size to fit most clip or tegular type ceilings. Please specify the make of ceiling and provide details.
Code 0246. This diffuser has a 1 position removable core, reduced height and narrow flange. It is designed primarily for use in “T” bar systems where the designer does not wish to see a flange.
Code 0107. 50mm increments in nominal size from 150mm to 600mm on square models. See pages 8 - 10 inclusive for rectangular sizes. Code 0111, 0108, 0109, 0246. See table below.
Aluminium with mechanical joints to lock the mitred
corners. Removable cores.
Silver satin anodised to BS1615 AA5.
Each diffuser is shrink wrapped in polythene with
additional cardboard support to the faces or boxed in individual cartons depending on the size.
Code 0107. Screw fix through the neck of the
diffuser into the duct or grille box. Un-punched flanges. (Fixing type 0F7).
Codes 0111 & 0246. Lay-in to a T bar system.
Un-punched borders. (Fixing type 0F9).
Codes 0108 & 0109. Require the addition of appropriate clips or extended boader to lock into the system.
Un-punched borders. See optional alternatives/ additions below. (Fixing types 0F4 & 0F5).
It is essential that any duct or grille box that is to be attached to any of the above diffusers is
NON STANDARD SIZES
Code 0107. We can manufacture in 25mm increments on square models.
Blanking plates (Code 0380) are available to alter the discharge pattern of a diffuser or increase the discharge velocity to avoid dumping of cold air on tile replacer sizes. See page 5.
OPPOSED BLADE DAMPER
A clip on opposed blade damper (Code 0106) can be fitted to all the diffusers. It is necessary to remove the core to adjust the damper.
CIRCULAR BUTTERFLY DAMPER
A butterfly damper (Code 0531) can be fitted to the circular neck of a pan adaptor. It is necessary to remove the core to adjust the damper.
TILE REPLACER PLATE
An aluminium plate to convert a correctly sized
diffuser to a tile replacer size i.e. 595 x 595 overall. The plate is finished the same colour as the diffuser.
Any BS,RAL or NCS COLOUR. Code 0145. Please specify the colour reference. We suggest powder
coating on top of anodising for swimming pool
applications. It may also be possible to anodise to alternative finishes for substantial quantities. Details
Codes 0108 and 0109. Clips (Code 0430) are available for locating the diffuser in most clip type ceiling
system (Fixing type 0F4) or clips (Code 0432) for most tegular type ceiling (Fixing type 0F5).
These clips will fit ceiling systems such as Burgess, Armstrong, CAPL or others. Please specify the type and make of ceiling and provide details. See page 5 for details. Screw fixing throughthe borders. Punched
borders. (Fixing type OF1)
PAN ADAPTORS & PLENUM BOXES
Link the core to the frame, until released, in order to minimise accidents. Min 2 per diffuser. Code 0379.
A matt black sheet metal panel, with supports, for mounting on the rear of the diffuser to minimise vision through the diffuser into the void. This should only be fitted when the diffuser is being used for extract and is not connected to a duct or grille box. Code 0449.
Top entry pan adaptor without flange, suitable for use on a diffuser without an opposed blade damper (120mm high). Code 0334.
Top entry pan adaptor without flange, suitable for use on a diffuser without an opposed blade damper (17mm high). Code 0338. This height of pan should only be used where the spigot diameter plus 50 is equal to or more than the smallest nominal dimension of the pan.Top entry pan adaptor without flange, suitable for use on a
diffuser with an opposed blade damper (120mm high). Code 0333.
Side entry plenum box without flange, suitable for use on a diffuser without an opposed blade damper. Code 0325.
Side entry plenum box without flange, suitable for use on a diffuser with an opposed blade damper. Code 0330.
Details are shown in Sheet Metal Work section along with codes covering insulated plenum boxes.
Pan adaptors and plenum boxes can be fitted with quadrant dampers in the spigot for either manual (Code 0483) or cord operated (Code 0484) control.
We can also design boxes with non-standard heights where there is limited space above a ceiling. Please contact our technical staff at Head Office.
• The code for the basic product should have at least 13 digits. See page 1.
• Always give the core style required.
• Add codes for additions / alternatives as suffixes.
• Please note that the nominal size is the opening in the duct or grille box, not the opening in the ceiling,
A 4 way blow diffuser for use in a Burgess ceiling
system (600mm x 600mm bevelled edge tile ) with opposed blade damper, blanked for a volume of 0.093 m3/s, side entry plenum box and painted RAL 9010 satin would be coded:-
0109/00450/0450E+0F4+0430+0106+0380/00250/0250E+0330+0145-RAL 9010 satin.