SMP800 Central Vacuum Power Unit offers superior filtration and durable metal construction. This hybrid power unit can be used with or without a bag and is designed for homes up to 12,000 sq ft. The SMP700 features a soft start ultra quiet motor, 7-gallon dirt canister, and a self-cleaning filter made with Gore-Tex Fabric and the option to use a disposable dust bag. This central vacuum system does not require venting and the intake can be used on either side of the unit. Mounting brackets included for easy and secure wall mounting.