Advantageｮ 4000 Respirators
Precision crafted to cover a wide variety of respiratory applications. Works with several different MSA respirators to provide comfortable, cost-efficient performance. Available in both silicone and Hycarｮ. Unit comes in three standard sizes for a proper fit. Facepiece also features a rubber or net harness, and every mask features a standard nosecup for reduced fogging in low-temperature or high-moisture environments.