Tubing Inside Dia 1/4 In. Outside Dia 3/8 In. Wall Thickness 1/16 In. Bend Radius 1 In. Tensile Strength 1800 psi Max Pressure (PSI) 20 Temp Range -67 Degrees to 165 Degrees F Vacuum (In. Hg) 15.0 Material of Construction PVC Length 25 ft. Hardness 56 Color Clear FDA NSF-51 Class IV ISO 10993