The Advance PBU series propane-powered burnishers are loaded with performance features to make your floors shine in less time. The PBU series provides the fastest high-gloss burnishing available. Simple controls ensure your operators won't be slowed down with machine adjustments — just start it and go. Powerful 603cc Twin-V engines provide the torque to drive the pad at a high rpm that produces a sparkling shine. A catalytic muffler is standard on all models. Easy pad changing, low maintenance and rugged dependability round out the benefits of choosing the new Advance PBU series of propane-powered burnishers.