Fire hoods are required to comply with UK Building Regulations. They are necessary to maintain the fire resistance of ceilings and delay the spread of fire. They must be fitted to any in-ceiling speaker installed in rooms adjacent to habitable spaces or areas of escape.
This 150mm mini fire hood is suitable for small downlighter sized speakers with a maximum cut-out diameter of around 100mm, and a maximum height of 150mm. It is fire rated for 60 minutes.