STJH-PERFORATED-FACE-AIR-DIFFUSER-623-DN315

Perforated Face Air Diffuser 623 mm with DN315 Connection

Large-connection perforated terminal for higher-volume mixed-air delivery.

DN315 interface provides a broad air-entry route.
Large face aligns with the wider modular ceiling format.

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Product Introduction

The 623 mm face matches the larger ceiling format and encloses a DN315 swirl connection. This combination expands the air-entry path while keeping the directional mechanism concealed behind the perforated front.

Key Features

DN315 interface provides a broad air-entry route.
Large face aligns with the wider modular ceiling format.

Technical Parameters

External Face	623 x 623 mm
Connection Size	315 mm nominal
Front Design	Square perforated panel
Face Metal	Galvanized sheet steel
Finish	RAL 9010 powder coat
Internal Blades	Fixed radial swirl element
Internal Colour	RAL 9005 black
Discharge Pattern	Horizontal swirl
Plenum Option	Lined horizontal-entry box
Customization	Available for the required ceiling module and operating environment.

Applications

Larger support-room supply zones
High-volume mixed-air ceiling outlets

Solutions for Your Application

A high-volume branch would be constrained by a small terminal connection.

The DN315 entry broadens the supply path behind the perforated panel.

Available Options

Horizontal-entry plenum
Acoustic plenum lining

Planning a Perforated Face Air Diffuser 623 mm with DN315 Connection specification?

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