The Kontrol Kube Topsider adjust to ceilings up of up to 10 ft when overhead containment is needed for maintenance or repairs such as cabling, light bulb replacement, HVAC access or any other above ceiling work. The Topsider can also be used for side wall containment when performing work such as plumbing, installing power or communications outlets. For both overhead and sidewall access a negative air machine in conjunction with the Kontrol Kube provide a negative pressure environment reducing the risks of airborne contamination.