ventilating

Introduction References & Edit History Quick Facts & Related Topics

Images

Large zinc-coated galvanized metal ventilation ducts with a vent and joints are mounted near a ceiling inside an industrial or commercial building.

ventilating: Media

air circulation

Images

Large zinc-coated galvanized metal ventilation ducts with a vent and joints are mounted near a ceiling inside an industrial or commercial building.

Sherardizing

Zinc-coated ventilation ductwork.

© PhotoHouse/Shutterstock.com

VIEW MORE in these related Britannica articles: