This low cost perforated face diffuser is designed
primarily for applications where cost is the prime
consideration. The range consists of four sizes of
diffuser. Each has a round neck, hinged perforated face
plate and a disc on the inside of the perforated face to provide a limited amount of directional discharge.
A circular flap damper (Code 0531) can be fitted into the round neck and accessed from the face of the diffuser.
Code 0337. Low cost perforated face diffuser.
Nominal neck diameters of 160, 200, 250 and 315mm only. See table below for relationship of neck diameter to over flange size.
Aluminium frame with mechanical joints to lock the mitred corners. Perforated sheet steel core with black plastic directional disc on the back. Hinged core to provide access to the damper, if fitted.
Powder coated to RAL 9010 satin (White).
Code 0337. Screw fix through the neck of the
diffuser into the duct. Un-punched borders. (Fixing type 0F7) or lay into a `T´ bar ceiling system (Fixing type 0F9).
Each diffuser is shrink wrapped in polythene with
cardboard to top and bottom faces for extra
See pages 27 & 28
CIRCULAR FLAP DAMPER
Code 0531 Flap damper can be fitted in the neck of
Any BS,RAL or NCS colour. Code 0145. Please
specify the colour reference
• The code for the basic product should have at least
13 digits. See page 1.
• Add codes for additions / alternatives as suffixes.
A perforated face diffuser, 300mm diameter neck size,
4 way discharge with a flap damper would be coded:- 0337/00000/0300E + 0531.