TL;DR
This respiratory protection toolbox talk explains that respirators only protect against dusts, mists and vapors when the right type is selected and it seals to your face. It covers fit testing and seal checks, facial hair, changing filters, storage and reporting breathing problems or smells inside the mask.
This respiratory protection toolbox talk is for crews who wear dust masks, half-masks, full-face respirators or powered hoods for sanding, cutting, spraying, cleaning or chemical work. Allow about ten minutes so everyone can practice a seal check. The crew should leave knowing why fit matters, when to change filters, and when to leave the area.
Why does respiratory protection matter?
Airborne hazards are easy to underestimate because you often can't see them. OSHA says respirators protect against insufficient oxygen and harmful dusts, fogs, smokes, mists, gases, vapors and sprays that can cause cancer, lung impairment, disease or death. It notes that millions of US workers are required to wear respirators.
A respirator only works if it seals. HSE explains that if there are gaps around the edges of a mask, "dirty" air will pass through these gaps and into your lungs, and that stubble and beards make a good seal impossible.
In the US, OSHA 1910.134 requires fit testing before first use and at least annually for tight-fitting respirators. It also requires a user seal check each time the respirator is put on, and bars tight-fitting facepieces where facial hair interferes with the seal. Check the rules where you work.
Talking points for your respiratory protection toolbox talk
- Use the respirator chosen for the hazard. A particulate filter traps dust but does nothing against solvent vapor. Use the type and filter your site has selected for the task, and ask if the job changes.
- Fit testing is personal. You're fit tested on a specific make, model and size. Don't borrow someone else's or swap models without a new fit test.
- Seal check every time. Cover the filters and breathe in gently: the mask should pull slightly toward your face. Then breathe out with the valve covered: it should bulge slightly with no leaks. Adjust and recheck if it doesn't.
- Facial hair breaks the seal. Even a day or two of stubble can let contaminated air in around a tight-fitting mask. Be clean-shaven where the seal sits, or ask about a loose-fitting hood.
- Change filters and cartridges as directed. Cartridges for gases and vapors have a set change schedule. Particulate filters should be changed if damaged, dirty or harder to breathe through.
- Store it clean and protected. Keep respirators in a clean bag or container, away from dust, sunlight and chemicals. A respirator hanging on a hook in the work area is contaminated before you put it on.
- Know the warning signs. If you smell or taste the contaminant, feel dizzy, or find it hard to breathe, leave the area, check the fit and filters, and report it.
Example to share with the crew
Picture this: a painter has worn the same half-mask for weeks, with the same pair of organic vapor cartridges. One afternoon in a poorly ventilated room, they notice a faint smell of solvent inside the mask but finish the job anyway. By the end of the day they have a headache and feel lightheaded.
The smell was the mask telling them it had stopped working. Ask the crew whether everyone knows when their cartridges were last changed.
Respiratory protection checklist
- Respirator type and filter matched to the hazard for each task
- Each wearer fit tested on the model and size they use
- Wearers clean-shaven where tight-fitting masks seal, or given loose-fitting alternatives
- User seal check done every time the mask goes on
- Filter and cartridge change schedule known and followed
- Respirators inspected for cracked facepieces, worn straps and damaged valves
- Clean, sealed storage available away from the work area
- Ventilation and other controls running before relying on respirators
Questions to ask the crew
- Do you know when your respirator filters or cartridges were last changed?
- What would you do if you noticed a smell inside your mask partway through a job?
- Is there any task where people are wearing a respirator that doesn't fit well?
How to close the talk
What this respiratory protection toolbox talk comes down to: right respirator, tested fit, seal check every time, and leave the area if you can smell it. Report breathing difficulty, damaged masks or overdue filters to your supervisor straight away. For why respirators should back up ventilation rather than replace it, see PPE is the last line of defense, or browse more safety topics for toolbox talks.
Toolbox talk sign-in sheet
Print this page to get the talk and a blank attendance sheet on paper.
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- Presenter
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Frequently asked questions
What should a respiratory protection toolbox talk cover?
Using the respirator selected for the hazard, fit testing, a user seal check every time, facial hair and the seal, filter and cartridge change schedules, clean storage, and what to do if you smell or taste the contaminant.
Can you wear a tight-fitting respirator with a beard?
Not if the hair comes between the face and the seal. OSHA 1910.134 prohibits tight-fitting facepieces for workers with facial hair that interferes with the seal, and HSE notes even stubble can break it. Loose-fitting hoods or helmets are an alternative.
How often do respirators need fit testing?
In the US, OSHA requires fit testing before first use, whenever a different facepiece is used, and at least annually. Check the rules where you work.
Sources
This toolbox talk is general safety information. Adapt it to your site's procedures and follow the regulations that apply where you work.