DescriptionAir circulation inside mask 2/3 of inhalation air reaches mouth and nose without circulating visor and outer mask 1/3 of inhalation air passes across the visor and prevents foggingMembranes Inhalation: Single silicone membrane Exhalation: Twin silicone membranes. The position and construction of the two exhalation membranes make voice communication easyHead harness Elastic bands and a mesh head cradle for optimum comfort. The harness has to be adjusted only once for a user, after which the mask can be put on in a simple two-hand movementFilter attachment Accepts all Sundström filters compressed-air attachments. Filter seat is pointed downwards for good balance and great field of visionBreathing resistance Inhalation: approx. 10 Pa at 30 l/min (EN standards requirement: <50 Pa) Exhalation: approx. 56 Pa at 160 l/min (EN standards requirement: <300 Pa)Visor Scratch-resistant polycarbonate (standard). The visor is curved spherically, which means that the face fits ‘into’ the visor, ensuring a very wide field of vision and a minimum of reflectionsCompliance: Approved to AS/NZS 1716:2012Note: Includes 1 x SR297 (ABEK1) Filter, 1 x 510 (P3) Filter, 1 Pack x 221 (Pre-Filters), 1 x Anti-Bacterial Wipe, 1 x Storage Box
