ISO 9001 : 2008

CERTIFIED

Round Diffusers

Type: Round Supply / Return Ceiling Diffuser
Model: SADR-AB-31; RADR-AB-31
Construction: Aluminium

BETEC CADʼs Round ceiling diffusers are designed for both supply and return applications.The diffuser frame and inner cones are constructed from high quality aluminium sheet.

The expanded diffuser cones construction provides a wider and draft-free diffusion of air that results in excellent air distribution and efficient cooling.

Diffuser core is fixed to the frame with aluminium pins loaded with spiral spring, easily removable to provide access for damper adjustment.

Standard Construction Details

Frame

Extruded aluminum profile.

Core

Die punched single piece sheet.

Damper

Butterfly type opposed blade damper made of galvanized steel operated with screw

Finish

Available with RAL powder coating, please specify color.

Optional Fittings

Plenum chamber

Plenum is available with circular, square or rectangular spigots in either top or side entry applications.

Foam Gasket

Provided all around the frame, to prevent leakage of air.

Finish

Mill finish or Chrome plating.

Plenum Construction

Casing

0.7 mm thick galvanized steel.

Insulation

Acoustic liner of 13 mm thickness, 32 kg/m³ density.

 

Model : : SADR-AB-31 + Plenum
N = Nominal Duct Dia; A = Neck Dia; B = Outer/Face Dia;
h1 = Diffuser Height; H = Diffuser with Damer Height
W = Plenum Width; G = Plenum Height; D = Plenum inlet

Downloads

Array

Request for Quotation

  • MSFD-GB-31C3-A-R

    Galvanized construction, 3-hour, Class 3 leakage at 350° F, 3V single skin blade, 4 in. wg, 2000 fpm, operating temperature 250° C up to 2 hours
    Read more
  • MSFD-GB-31C2-A-R

    Galvanized construction, 3-hour, Class 2 leakage at 250° F, 3V single skin blade, 4 in. wg, 2000 fpm, operating temperature 250° C up to 2 hours
    Read more
  • MSFD-GB-31C1-A-R

    Galvanized construction, 3-hour, Class 1 leakage at 250° F, 3V single skin blade, 4 in. wg, 2000 fpm, operating temperature 250° C up to 2 hours
    Read more