MSA PremAire Cadet Escape Supplies Air Respirator is ideal for working in Tight places with its small profile design. Respirator is ideal for construction, nuclear oil And gas, sanding And grinding, spray painting and welding applications. It includes a single-assembly first-stage regulator and a cylinder valve. Respirator includes a recessed pressure gauge for added protection. It has a one-piece assembly with both first-stage regulator and cylinder valve. Respirator ensures maximum reliability with downstream design and dual springs.