Designed for use as a backbedding sealant in the assembly of windows and doors. It is used with high-speed XY glazing equipment to improve manufacturing productivity and window performance. It can be used on most common window materials (wood, PVC, Aluminum, Fiberglass) for standard and impact-resistant glazing. It is also compatible with most common insulating glass sealants. InstantGlaze II is offered as a softer, more compressible version of InstantGlaze.