Vinyl PVC Tape has many uses: Floor, Lane & aisle marking, Color Coding, identification for safety. Wrap and insulate air ducts & underground pipes. Vinyl Tape is resistant to moisture and humidity. Abrasion-resistant backing. Resistant to moisture and humidity. Non-corrosive adhesive; Backing is flexible. Available in many colors: Blue, White, Yellow, Black, Red, Green, Orange, Gray. Applicable Specs: A-A-1689B, Type I, Class 2; PPP-T-66 E, Type I Meets OSHA Color Coding Requirements. Color Coding System: Brown= Oil; Green= Water; Gray= Steam; Blue= Air; Orange= Electrical; Red= Fire/Flammable; Purple= Acids/Radiation; Yellow= Gases; Black or White= General Purpose-Resistant to acid, alkalides, oils, moisture, humidity & corrosion.