SDR ROUND DIFFUSER Characteristics: Round steel diffuser with fixed vanes. The SDR ceiling diffusers are designed for use in low- and mediumpressure ventilation systems in public or industrial facilities. Design The SDR has a round front panel equipped with fixed vanes. The diffuser is made of powder coated steel in white RAL9010. It can also be coated in another RAL colour on request. Installation Figure 1. SDR front panel dimensions. The SDR diffuser can be mounted with one screw through the hole located in the central part of the diffuser. Technical data Table 1. Effective area of the SDR diffuser. Round diffuser Figure 2. Dimensions of SRR round plenum boxes for SDR panels. Table 2. Standard dimensions of SDR diffusers and plenum boxes. ØD1

Whenordering, p lease provide information in accordance p|enum bQX as pef the configuration below; with the following pattern; * Optional values - if not specified, default values will be used ** For more information on accessories see the accessories sheet Round diffuser