Since 1961, Louvers and Dampers has manufactured a complete line of high performance, AMCA certified louver, penthouse, gravity vent, roof curb, control damper and UL rated life safety damper products to meet the specification requirements of the most discriminating architects and engineers.

At L & D, we pride ourselves on providing high levels of customer service and technical assistance with one of the most innovative, highest quality line of "Union made" louvers and dampers in the industry.