BWF Certifire (certificate no CF297) approved intumescent glazing strip sealant tested to BS476, EN1364 and EN1634 for 30 minutes resistance to the passage of fire in timber doors and screens. Can be used with a wide variety of non insulating and insulating glass types, please consult our product datasheet for further information. Firestrip 30 is very cost effective compared to other rigid/semi-rigid fire resistant materials. This product also has applications in partitioning and fire rated ductwork, for further information please contact our technical department.