All Photos(1)


3M disposable half-mask respirator

3M 4251



Class FFA1P1


3M 4251

Looking for similar products? Visit Product Comparison Guide

General description

  • Approved to EN 405:2002
  • Category FFA1P2D, assigned Protection Factor 10 or 1000ppm for Gas and Particulates
  • Suitable for use under COSHH, CAW, CLAW and IRR
  • Exempt from maintenance requirements of CoSHH regulations if disposed of within one month
Developed to meet the stringent requirements of the new European Standard EN405, these respirators have one piece carbon filter elements and built-in particulate filters together with a parabolic exhalation valve for easier breathing. A soft, low profile face piece made of special non-allergenic material reduces skin irritation and makes these respirators comfortable to wear.
All these respirators should only be used for protection against hazards with good warning properties (e.g. smell or taste) and providing the concentrations of hazardous substances are not immediately dangerous to life or health (IDLH)


Type of hazard: organic vapours with b.p. >65°C

Legal Information

3M is a trademark of 3M Company

Storage Class Code

13 - Non Combustible Solids



Flash Point(C)

Not applicable

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service