Internally insulated galvanized steel plenum boxes with crossbar and circular side entry spigot.
Explanation
REF ISO = Plenum box type, insulated
444 = Size according to diffuser
Accessory
CRC 200 = Regulating valve for plenum box connection Ø200
H [mm]
b [mm]
294
260
264x264
125
369
290
444
330
519
380
489x489
595
450