Poolmaster 27101 14 1/2" Classic Gunite Flexible Vacuum. Poolmaster’s Classic Collection offers a generous selection of performance and built-to-last products made from resilient components designed to keep your pool sparkling. For removing debris from gunite pools with hard-surface finish, you need a reliable flexible vacuum that can get the job done. The flexible body allows for easy contouring on the pool or spa floor, and mar-proof wheels prevents scratches and scuffs. Four weights allows for vacuum to stay properly submerged. DO NOT use on vinyl liner pools. Can be used with any standard pool pole or vacuum hose – sold separately.