The NuTone® PurePower™ 700 Air Watts Residential Central Vacuum System Power Unit combines powerful suction and unmatched filtration, to remove dust and other allergens from your home. It comes with Sealed HEPA 2.0 along combined with 700 Air Watts power to give you the cleanest indoor air. It features a sleek design that can fit into compact spaces and works well for homes up to 10,000 square feet. The PP7001 operates quietly and is virtually silent to you when vacuuming if it is installed in a basement or garage. With unmatched filtration, you won't be spreading the dust around -- because microscopic dust particles are exhausted inside or outside without compromising your indoor air quality.