Heavy Duty Industrial Control Dampers

Nailor ​1910/1920 Series Industrial Control Dampers are designed for use in medium to high pressure systems with velocities up to 3500 fpm (18 m/s) and pressure differentials up to 20" w.g. (5 kPa). Nailor 1970/1980 Series Industrial Control Dampers are designed for use in high pressure systems with pressure differentials of up to 34" w.g. (8.5 kPa) and velocities up to 6000 fpm (30 m/s).