single-duct variable flow boxes in galvanized steel suitable for controlling and maintaining the quantity of air in variable flow systems. Casing in galvanized steel sheet with hangers for fixing with tie rods. Circular inlet on the high speed side with dynamic pressure differential probe for measuring and maintaining the flow rate according to the room demand. Rectangular outlet on the low speed side. Acoustic side with sound-absorbing material in rock wool covered in black glass fibre, fire resistance class M0. Operating range from 20 to 1500 pa. Regulation and control of the flow rate via linearized motor regulator.
Brofer Srl - All rights reserved - P.I. 01459590285
Cap. soc. i.v. € 100.000 Reg. imp. PD R.E.A. n° PD - 161099