Backdraft Damper 4’’
$35.00
{{option.name}}:
{{selected_options[option.position]}}
{{value_obj.value}}
Spring loaded backdraft dampers Neoprene damper seal minimizes leakage Requires from 0.04 to 0.08 inches wg pressure to open Simple installation in any position Entire assembly inserts into duct
Show More
Show Less