DOWSIL™ InstantGlaze Window Assembly Sealant is a patented, neutral-cure, reactive hot-melt silicone that is ideal for automated back bedding applications. When used with standard hot-melt dispensing equipment and an automated X-Y glazing table, DOWSIL™ InstantGlaze becomes part of a total productivity solution-a solution that enables you to produce windows and doors faster, better and more economically than other technologies on the market today.