CRL Foam Glazing Tape is a closed-cell polyethylene foam sealant in tape form. The aggressive acrylic adhesive is formulated to position the foam on curved or irregular surfaces with the slightest pressure. Adheres to wood vinyl aluminum and glass. It can be used as an exterior glazing sealant - particularly where glass repositioning is important before the final setting. CRL Foam Glazing Tape is specifically designed to be a primary or secondary seal in a variety of glazing systems. It is self-shimming so you don t need shims or spacers. The tape is constructed with a patented cellular structured foam that is particularly resistant to weathering and water-absorption while providing a superior long-lived seal. CRL FOAM GLAZING TAPE WITH ADHESIVE ON TWO SIDES HAS THE FOLLOWING FEATURES: • Simplicity: Requires no clean-up easy to handle no waste requires no mixing or special application equipment. • Preformed tape provides consistent and accurate application. No shim is required. • Remains flexible at low temperatures and dimensionally stable at high temperatures. • Special non-yellowing non-staining water-white adhesives provide a clean aesthetic appearance. • Superior resistance to weathering oxidation and ultraviolet exposure. • Seals effectively against water dust and light. • Variety of available sizes