JCW Fire & Acoustic Downlighter Covers is a lightweight and flexible fire and acoustic downlight cover is used to prevent fire from penetrating your ceiling void. With a 60 minute fire rating and built in ventilation, this downlight cover maintains the integrity of the ceiling fire protection. This is availble in the following sizes: Small Medium Large X Large XX Large Easily installed and maintenance free, it can be fitted from above or below the ceiling and does not require additional support such as screws or other fittings. Contact us today to find out more.