The Cana Vac Central Vacuum Unit 399-LS is Cana-Vacs Ultra Quiet central vacuum unit. The 399-LS cleans homes up to 8,000 SQ Ft. Included with the 399-LS is an exhaust muffler and motor sound reduction kit. With the left or right side installation on the 399-LS this Unit can replace any pre-existing central vacuum unit in any home. All Cana-Vac Central Vacuum Units come with a Bagged or Bagless option right out of the Box. Specifications Suction: 136 Airwatts: 465 Airflow CFM: 96 Dirt Capacity: 5 gal Dimensions: 12 x 39 Sound Level: 57 db