Choose the exact model
Start with the product name and configuration because sizing and fit guidance can differ across RZ product families.
Breathe Safe®
Sizing and fit
Fit begins with the right product and size
Use the correct model guide, position the mask carefully, check the seal every time, and get qualified workplace guidance when formal fit testing is required.
A clear support path
Start with the exact product and question.
Check the model on your product and use the matching instructions. If you cannot identify it, ask RZ before ordering parts or following guidance for a different model.
Measure with the approved guide
Use the current RZ measurement method and size chart for that model. Do not transfer measurements from another product.
Position and adjust
Follow the approved strap, nose, and face positioning sequence before judging comfort or seal.
Verify before use
Complete the approved user seal check every time. Workplace use may also require medical evaluation, training, and formal fit testing.
Need the exact instruction?
Use the current instructions supplied with your product. Contact RZ for the correct document or policy for your model and order.
Product and order support
Still need a specific answer?
Tell RZ which product you have, what you are trying to do, and where the uncertainty begins so the right person can respond with useful context.
Choose your product and matching replacements
Match the exact model and size before adding a replacement filter. Each item is sold separately. Product details include use instructions and any subscription options.
RZM3 masks and filters
Plan the ongoing filter cost.
Keep the reusable mask in service according to its instructions and replace the matching filters when required. For certified respirator configurations appropriate to the same task and market, explore equipment and filter spending with the cost calculator.
Open the ROI and filter cost calculator →Connect with the right team
Get product or order support
Choose the right team
Customer service and sales use separate forms so your request reaches the right place.
Contact RZ
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