K-FLEX FLEXIBLE Elastomeric Insulations with a factory applied Aluminum-Glass Cloth backing(7u Foil / FR Glue / 90gsm Glass Cloth), combined with a high performance flame retardant solvent acrylic adhesive. Along with the thermal properties of our insulations (refer K-FLEX ST product technical data), the added advantages and properties to the insulations are: AG facing helps prevent Water Vapour Transmission, leading to excellent property for a longer period. AG facing provides excellent reflection of both heat and light. The minor mechanical damages are easily protected by the AG facing which adds life to the insulation.