Draught Dampers For Inhibiting The Spread Of Smoke

Draught Dampers For Inhibiting The Spread Of Smoke

Draught dampers are devices used in buildings to inhibit the spread of smoke in case of a fire. They are installed in ventilation ducts and are designed to close automatically when smoke is detected, preventing the spread of smoke and fire to other parts of the building. Draught dampers are an important component of fire safety systems and are required by building codes in many countries. Draught dampers work by using a spring-loaded mechanism that keeps them open when there is no smoke present. When smoke is detected, the mechanism releases and the damper closes, preventing the smoke from spreading through the ductwork. Some draught dampers are also designed to close automatically in the event of a power failure, ensuring that they will still function even if the building's electrical system fails. There are several types of draught dampers available, including gravity-operated dampers, motorized dampers, and pneumatic dampers. Gravity-operated dampers rely on the force of gravity to close the damper when smoke is detected. Motorized dampers use an electric motor to close the damper, while pneumatic dampers use compressed air to close the damper. In addition to inhibiting the spread of smoke, draught dampers can also help to improve the energy efficiency of a building by reducing the amount of air that is lost through the ventilation system. This can result in lower heating and cooling costs, as well as a more comfortable indoor environment. Overall, draught dampers are an important component of fire safety systems in buildings. They are designed to automatically close when smoke is detected, preventing the spread of smoke and fire to other parts of the building. There are several types of draught dampers available, each with its own advantages and disadvantages. Proper installation and maintenance of draught dampers is essential to ensure that they will function properly in the event of a fire.

Fire safety, Smoke spread, Ventilation ducts, Gravity-operated dampers, Motorized dampers, Pneumatic dampers

— Thomas Harris

CITATION : "Thomas Harris. 'Draught Dampers For Inhibiting The Spread Of Smoke.' Design+Encyclopedia. https://design-encyclopedia.com/define/draught-dampers-for-inhibiting-the-spread-of-smoke?E=270222 (Accessed on October 14, 2026)"