A cross linked polyethylene foam coated with a permanent, high performance acrylic adhesive on both sides. Available in black as GTB, available in white as GTW.
Used to seal window glass into wood, plastic or aluminum frames. The foam serves to seal against air, moisture, light and dust penetration. The foam also fills any voids or irregularities in the frame. This provides cushioning against vibration as well as thermal and noise insulation
Complies with AAMA 810.1-92 for Glazing