Smoke extraction ducts are applied to remove smoke from structures, to help emergency evacuation with the occupants in addition to to improve firefighting and flash-around avoidance. Future Technology EU strengthens the overall economy but fails to check with what tends to make a constructing sustainable. Not renovating for fire resilience https://fire-rated-insulation-for68901.blog-ezine.com/37156303/a-review-of-fire-rated-insulation-for-ductworth