Advantages: ★Initial efficiency from 45% to 95% according to EN 779. ★Optimised velocity distribution for stable air flow and longer life. ★Guaranteed leak-free for assured protection. ★Mechanically stable for optimum performance. ★Various frame types and sizes to suit all requirements. ★Two face guards and anodized aluminium frame for rigidity,strength and safety in operation. ★Integrated one-piece neoprene gasket.
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