air flow constant regulators for rectangular ducts. Automatic mechanical functioning, without auxiliary energy to maintain air flow constant within a differential pressure range.
galvanised steel. Working temperature: -20° +70°C.
for all ventilation systems to maintain air flow constant, independently of the pressure variations within the range of accepted values.
Brofer Srl - All rights reserved - P.I. 01459590285
Cap. soc. i.v. € 100.000 Reg. imp. PD R.E.A. n° PD - 161099