3M half mask 4279

Ready-to-use and maintenance-free complete mask thanks to integrated filters

3M™ Series 4000+ maintenance-free reusable respirators are user-friendly and ready-to-use respirators with integrated filter elements. The new, improved exhalation valve reduces breathing resistance during exhalation and the silicone-free face seal is soft, skin-friendly and non-allergenic. A resealable bag is included for hygienic storage and transportation.

The 3M™ Reusable Respirator 4000+ offers you effective respiratory protection as a user-friendly complete mask. The new, improved exhalation valve reduces breathing resistance during exhalation, reduces heat and moisture build-up and thus makes breathing easier, especially in hot and humid working environments. The 4000+ has a soft, skin-friendly, silicone-free face seal and protects against many common gases, vapors and particles in industrial environments. The lightweight, well-balanced design includes a centrally positioned exhalation valve that counteracts heat and moisture build-up, making it comfortable to wear even in hot and humid environments. The integrated filters are maintenance-free. You can use the half mask until it is time to change it according to the filter change schedule or until the filters are saturated. You can then dispose of them properly. The comfortable harness with adjustable head strap offers a secure fit and adapts to different head shapes and sizes. The flat design does not restrict your field of vision and the two large-area activated carbon filters ensure low breathing resistance. Available in four versions (protection levels) A resealable bag is included for hygienic storage and transportation. *The exhalation resistance of the 3M™ Series 4000+ half masks has been reduced by >30% at a peak exhalation airflow of 120 l/min and >35% at 160 l/min compared to the previous 3M™ Series 4000. The results were measured by 3M under laboratory conditions in 2017. Breathing rates are an example only.

Suggested applications:

  • To protect against many of the common gases, vapors and particulates in industrial environments

Properties

Connection systemPermanent
Replaceable cartridge includedNo
Fulfilled specificationsEN 405:2001+A1:2009
Filter typeGas, vapor and particle filter
Filter typeFFABEK1P3 R D
Marks3M™
Mask sizeOne size fits all
Mask materialThermoplastic elastomer (TPE)
Quantity per packaging unit10
Product seriesHalf masks Series 4000
Product typeHalf mask
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Piece
CHF52.43