Safe-Air F2257A Filtration and Backup Trolley is a professional breathing apparatus cylinder designed to deliver reliable performance in demanding working environments.

The F2257 breathing-air filtration and back-up trolley is a breathing-air filtration cabinet designed to provide breathing quality air from a standard factory compressed air supply for up to 2 users wearing positive pressure demand masks. The 3 stage filtration system comprises a pre-filter, coalescing and carbon stage, removing liquid and solid particulate down to a size of 0.

• Positive pressure