Greenheck’s recently UL-approved, three-sided retaining angle installation method for fire and combination fire smoke dampers is ideal for installations where the damper sleeve is tight up against a ...

Description: The ABD-Z2 is the latest addition to Greenheck’s line of automatic balancing dampers that provide precise airflow regulation for energy efficient indoor air quality. The ABD-Z2 is an ...

Keeping buildings safe from the threat of fire is a responsibility we all share as fire code inspectors, fire and smoke damper inspectors, building owners, and facility managers. Our overriding goal ...