Ltpgtintegrated intumescent material completely seals the downlight and cut out in the event of a fire tested in 30 60 ampamp 90 minute fire rated ceilings tested to bs476 part 21 bs en iso 10140 2 2010 ampamp bs en iso 10140 3 2010 a1 2015 acoustics confirming that they maintain the ability for an internal or separating floor to provide sound insulationltpgtr ltpgtltstronggtfeatures ltstronggtltpgtr ltulgtr ltligtregistered community design