Tsc, a pioneer in damper industry, offers high quality single flap/multi-louver volume control dampers having very sturdy design, manufactured from stainless steel, galvanised iron, mild steel sheet with parallel and opposed blade [louvers]. The `actuation range includes electrical actuator, pneumatic for on/off and modulating control having input of 4-20 ma, 0 to 10v. Rectangular face, by-pass dampers and fire damper with 90 minutes rating are the company`s speciality. Tsc product range includes "circular dampers, viv dampers, water-cooled dampers, slide gates, etc.