Insulfrax^® Mastics

Insulfrax^® Mastics are insulation materials composed of Insulfrax alkaline earth silicate wool dispersed in high-temperature binders, which upon drying produce a strong insulating structure with low thermal conductivity. These versatile products can be can be caulked, trowelled, pumped or moulded quickly and easily into place for use in filling, sealing, repair and general packing applications.