Zipwall ZipPole Telescoping 12 ft. L X 1 in. D Aluminum Extension PoleZipWall 12 spring loaded dust barrier poles are designed for the professional contractor. They are easy to use, easy to store and a significant time saver! These poles are strong and lightweight, telescope up to 12 feet high and twist to lock. Each spring loaded pole takes seconds to set up without a ladder. The innovative non skid, non marking head locks the barrier material, allowing it to be raised with the pole and holds it securely in place