Self-adhesive vinyl foam and aluminum foil insulation tape is a simple, 1-step way to insulate both hot and cold pipes. On hot pipes, it helps stop wasteful heat loss. On cold pipes, it stops sweating and dripping. It also dampens sound and vibrations. Fire retardant. R-value 1.6. Roll size: 2 In. W x 1/8 In. T. x 15 Ft. L.