This is Beam's "good" unit. The 325 is capable of handling homes up to 3,500 sq. ft. This unit is rated at 550 air watts with 122 cfm and 138" of suction. It's powered by a a 5.7" bypass motor. The Serenity units are much quieter than the standard Beam units and should be used if placement is to be within the home proper.
It has a self-cleaning filter with GORE. This is a maintenance free filter which removes most dirt cake upon shut down. This filter never needs to be removed, washed or require any mandatory maintenance other than brushing.
The Beam power unit body and filter are warranted for as long as you own your home. Motor and electrical components are warranted for ten years on the Beam Serenity® QS and seven years on the Beam. Hoses, attachments and accessories are warranted for three years except for consumables such as light bulbs and belts.
