Prices, Promotions, styles, and availability may vary. Our local stores do not honor online pricing. Prices and availability of products and services are subject to change without notice. Errors will be corrected where discovered, and Lowe's reserves the right to revoke any stated offer and to correct any errors, inaccuracies or omissions including after an order has been submitted.

P100 Half-Mask Respirator, M/L

Ratings & Reviews for Klein Tools P100 Half-Mask Respirator, M/L

4.4
107
Review
 4.4 out of 5
107 Reviews


82% Recommend this product

Ratings may include incentivized customer reviews.

What Customers Are Saying

Customers overwhelmingly praise this respirator mask for its comfort, lightweight design, and effective filtration. Most highlight the snug, secure fit that stays in place during extended wear and prevents fogging on safety glasses. Many report the filters become visibly dirty, confirming strong dust and particulate protection in demanding environments like woodworking and attic cleanup. Reviewers appreciate the natural breathing feel and integrated filter design. A few report isolated strap durability issues or note the mask does not block odors and vapors. Overall, most consider it a reliable, comfortable choice that outperforms standard alternatives.

Customer review summary generated by AI, including incentivized reviews.
107 Customer Reviews

Does a great job of filtering and comfortable

Would Recommend

Great product.

April 26, 2024
Verified Purchaser
Was this Review Helpful ?

Doesn't protect

Would Not Recommend

I fitted the mask properly but can still smell fumes. Mask straps also have poor clip securing method and snapped off the strap

March 14, 2024
Verified Purchaser
Was this Review Helpful ?

Dangerous Respirator Design Flaw

Would Not Recommend

This is a very dangerous design, Once I received it and put it on I thought it must be a manufacturing defect but seems it was actually designed with no real exit path for your exhalation. The exhalation port goes into the side of the mask then has to exit the same grilles where your intake valves are located. This cause you to actually inhale your exhaled air unless you are in outdoors. This is dangerous for any interior use as you will always be inhaling your exhaled air. The gray tab at the b...

March 8, 2024
Verified Purchaser
Was this Review Helpful ?
Response from Klein Tools

Thanks for sharing your feedback. We’re sorry your experience wasn’t satisfactory, as we take pride in our long history of making high quality tools.... Read More

Klein ToolsMay 19, 2025

KleinTools

Cheep pice of plastic

Would Not Recommend

Video of respirator failing normal breathing will cause them to push out as well. https://m.youtube.com/shorts/X0LTslIpWKE?si=ZuCXDhMm6BqYIjr- One way valves are cheep flimsy allowing air to pass both ways. Won’t test it further due to lack of confidence valves give, does not lead to faith in filters or ability to keep fumes out of lungs. Just get miller respirator if you care about your lungs. Klein respirator looks cool but sadly that’s all it has only get if you cosplaying something tha...

March 6, 2024
Was this Review Helpful ?
Response from Klein Tools

Thanks for sharing your feedback. We’re sorry your experience wasn’t satisfactory, as we take pride in our long history of making high quality tools.... Read More

Klein ToolsMay 19, 2025

KleinTools

Non bulky

Would Recommend

I’m really liking how this is so non bulky. Your filters are tucked inside the mask unlike other brands. Nice and lightweight.

January 25, 2024

From Klein Tools