It is hence exceptionally vital that, wherever compartmentation boundaries are penetrated by products and services, the fire separation conditions to the penetrated components are taken care of and, in particular, that ducting should not turn into a conduit along which fires or sizzling smoke may perhaps unfold to other areas. https://fire-resistant-ductworth13344.vblogetin.com/42386066/new-step-by-step-map-for-ductworth-installation