Model No: BLS 4000next b-lock

BLS 4000next b-lock


  • Half masks with bayonet connection
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  • Easy and fast maintenance
    It can be disassembled in less than a minute, making cleaning and maintenance much more accessible.
  • The new mask is 25% lighter
    The reduction in the thickness of the oronasal allowed a 25% reduction in the weight of the half mask, which appears to be among the lightest on the market.
  • Drop-off
    A new front mask with a quick attachment/release system and sliding elasticallowsow you to remove and lower the half mask without removing the head harness.
  • Head harness
    Thinner and lighter head harness, with a quick adjustment, allowing excellent compatibility with other PPE.
  • Bayonet connection (b-lock)
    This highly intuitive connection allows a quick and safe hold on the mask. In addition, it has to lock feedback letting the user know if the filter has been appropriately placed.
  • Compatible with