Jameson JE Series Foam Core Extension Pole, 6 footThe JE Series Extension Poles are specifically designed for aerial construction and line clearance. These poles are made of fiberglass with a foam core, which prevents debris and moisture from building up inside the pole and adds extra hoop strength and rigidity. The surface of the poles is coated with enamel to prevent fiber blooming, and the poles are individually tested to 100kv per foot for 5 minutes for safety and reliability. The JE Series