The fixed swirl diffuser type WR400 is used for the supply of cooled or heated air in facilities such as offices, shopping centres, schools. Diffusers for ceiling or exposed duct mounting. A high induction is obtained by the exceptional swirl discharge, this quickly reduces the difference in temperature and velocity of the induced air, which makes this diffuser extremely suitable for VAV terminal boxes. This diffuser can also be used for exhaust.
Square steel swirl diffuser with fixed blades and fixed horizontal air pattern.
A high induction is obtained by the exceptional swirl discharge, this quickly reduces the difference in temperature and velocity of the induced air.
Ceiling Swirl/Round execution
Airflow direction Horizontal
Airflow type Swirl/supply, exhaust
Shape Round
Min. diameter 448mm
Max. diameter 600mm
Height 11mm
Standard material Powder coated steel, PVC deflectors
Standard finishing RAL9010
Product finishing options Powder coating RAL, black/white deflectors
Mounting options Central screw
Perforated pressure distribution plate Yes
Spigot Class D spigot with double lip seal
Material Galvanised steel sheet, PP/TPE spigot
Mounting options Mounting eyes (Ø7mm) standard, mounting brackets available