Adhesive Lined Heat Shrink Tubing: While heating, the adhesive lined comes out and seals the connection, creating water tight and long-lasting sealing
Round Diameter: 3/4" / 19.1 mm (Before Shrinking), 1/4" / 6.4 mm (After Shrinking). The flat Diameter is 1-1/4" / 30 mm (Before Shrinking). As shown in the second picture
Dual Wall Tube and Safer: Outer wall provides abrasion resistance. The inner wall creates a water tight sealing and strain relief. All heat shrink tubing is UL-listed and compliant with SGS, RoHS, REACH, CE, and ISO9001 standards
Package: 1 pcs 3/4 inch black large marine grade heat shrink tubing roll and 1 pcs 3/4 inch red large marine grade heat shrink tubing roll, each length is 4 feet, total length: 8 feet
More Sizes: Our factory offers various color and size (e.g. 3/32" ... 1.25",1.5",1.75", 2.5",3",3.5", and larger dia) small, big, rolls and kits, shrink ratio 2:1, 3:1, and 4:1. Support custom size, special usage tubes and high volume B2B purchasing
3:1 Shrink Ratio: Our industrial heat shrink tubing offers a shrink ratio of 3:1, ensuring a secure and snug fit. Shrinkage Temperature: Operates efficiently between 80 - 125 ℃, allowing professional connections to be completed in just seconds.