Duct and Insulation Tapes 600 Series   –  Economy grade; lusterless, waterproof, polycoated cloth   –  Economy grade; lusterless, waterproof, polycoated cloth; natural rubber adhesive. Economical gaffer’s tape for TV, audio/visual, photography frames and movie industries; used to mask screen printing and marking, making repairs and waterproof packaging. Meets Specs: ASTM-D-548H6, lype IV; W-T-60E, Type IV, Class I.   –  Carolina Tape   –