Fire rated ventilation ducts These ducts Perform a critical role in blocking the spread of fire concerning different compartments of a developing. Traditional steel sheet ducts, when exposed to fires, may deform and heat up, getting unsuitable for use in fire compartments. Integrity – The power of the duct or https://augusteujxm.popup-blog.com/38183583/the-2-minute-rule-for-fire-resistant-ductwork-installers