Butterfly Damper in Galvanized Steel, 4″ ● Satisfaction guaranteed or your money back ● Free returns within 30 days ▶ Limited Time: Free Upgrade
• Galvanized butterfly damper perfect back-draft damper for solar, fresh air intake, heat exchangers and other air duct applications • Galvanized steel construction • Used to adjust and balance airflow in individual runs of round pipe • Installs easily in existing and new round pipe • Diameter: 4″






Reviews
There are no reviews yet.