3M Half Mask Respirator Thermoplastic Elastomer 4000+ Series Size One Size 4255+

3M 4255+ Half Mask Respirator from the 4000+ Series features a thermoplastic elastomer facemask designed in a one size fits all configuration for optimal fit and comfort. This maintenance-free reusable respirator provides protective filtration against numerous gases, vapours, and airborne particulates commonly encountered in industrial, manufacturing, and laboratory environments.

The integrated carbon filters with attached particulate filters and twin inhalation valves enhance breathability, ensuring user comfort during extended use. Its compliance with EN 405:2001 + A1:2009 demonstrates high safety and performance standards. The half mask's robust construction, with polyisoprene and silicone rubber valves, ensures durability and reliability in challenging settings.

This respirator is specifically effective against organic vapours with boiling points above 65°C and provides high-level filtration against particulate matter. Applications include use in automation, mechanical work, electrical and electronics industries where exposure to potentially hazardous gases and particulates is common.

Users should ensure a snug fit by performing a seal check before use. The device is not suitable for use in oxygen-deficient atmospheres below 19.5%. Proper storage in a cool, dry place away from direct sunlight is recommended to maintain product integrity and a shelf life up to three years.

Maintenance-free reusable design requiring no assembly or upkeep. Integrated carbon and particulate filters for enhanced protection. Twin inhalation valves improve breathability and user comfort. Easy and quick donning with simple structure and no record-keeping needed.

Complies with EN 405:2001 + A1:2009 safety standards. Effective protection against organic vapours with boiling points over 65°C. High particulate filtration for airborne particulates. Durable thermoplastic elastomer facemask enhances comfort and longevity.

Polyisoprene and silicone rubber valves ensure reliable inhalation and exhalation. Ideal for industrial, laboratory, manufacturing, and electrical use cases. Not suitable for environments with less than 19.5% oxygen. Explore more 3M respiratory protection solutions and personal protective equipment in the EnvMart industrial safety category.

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