DM SCBA ZK6.8/30 Positive Pressure Closed-Circuit Self-Contained Air Breathing Apparatus (SCBA) comprising full face mask assemble, 2-stage pressure reducer system with a robust 1-stage reducer assembly attached to the cylinder connector & a flexible 2nd stage swivel demand valve featuring soft 1st breath mechanism & quick connector, ergonomic composite back plate complete with bypass valve, relief valve, pointer type pressure gauge, CCS Certified 6.8 Liter 30MPa (300 Bar) Carbon Fiber Air Cylinder that provides 68 minutes-duration at 300 bar/4500 psi. Cylinders can be hydro tested repeatedly every 5 years, within its 15 years life span, limited only by damages, corrosion & other poor maintenance practices. Unit also comes with extra O-rings, tool kits and hard carrying case. Full- vision contoured hypoallergenic thermoplastic facemask with unique dual anti-fog protection and netting strap. Our SCBA is designed to provide the highest level of respiratory protection to workers in hazardous or oxygen-deficient environments, and is certified for firefighting in accordance with GA 124-2004 standard. Weight: ≤9.6kgs, Dimension (mm): 720 x 300 x 430.