OPTONE "+ Grille" 1SP
OPTONE “+Grille” smoke control dampers are intended for commercial premises and can be used as air inlets or for smoke and heat exhaust.
OPTONE "+ Grille" 2-flap
OPTONE "Classic" 1 flap
OPTONE “Classic” smoke control dampers are intended for commercial premises and can be used as air inlets or for smoke and heat exhaust.
OPTONE "Classic" 2-flap
