"ITW Formex™ N3" materials are used in order to comply with UL, CSA, IEC, VDE, TUV, BSR or MITI standards when there is a need for electrical insulators and barriers. This unique product line has successfully replaced a variety of flame retardant sheet materials including polycarbonate, polyester, PVC and aramid papers.

Generically known as Flame Retardant Polypropylene