NNPCBT 3 Ply Disposable filter Face Masks

TL;DR

What the lab found

NNPCBT Surgical mask measured 91.05% filtration versus all Armbrust-tested masks (n=365).
At 64 Pa, NNPCBT Surgical mask had lower breathing resistance than 71.6% of Surgical masks (n=191).
Its construction score of 25 ranked better than 98.9% of all Armbrust-tested masks (n=363).

Lab results

Verdict

NNPCBT Surgical mask did not pass because filtration was 91.05%.

Construction

But it does have this inner layer thing and it's not an actual seal.

Fit notes

So I worry about if this thing's on a boat, if it's being exposed to any smells.

FAQ

Does NNPCBT Surgical mask pass Armbrust's lab test?

NNPCBT Surgical mask did not pass Armbrust's lab test.

What filtration score did NNPCBT Surgical mask get?

NNPCBT Surgical mask measured 91.05% filtration in the lab test.

How breathable is NNPCBT Surgical mask?

NNPCBT Surgical mask measured 64 Pa airflow resistance in the lab test.

Mask safety newsletter

Lab result summaries, failed-mask alerts, and practical mask safety notes from Armbrust.

Armbrust USA is an American manufacturer of surgical mask masks in Pflugerville, Texas. We tested these masks in the same lab as our own products.

NNPCBT 3Ply Disposable Filter Face Masks compared with USA-Made Surgical Masks
Measurement	This mask	Armbrust SKU	Category leader
Filtration %	91.05%	99.62%	99.54%
Airflow Pa	64.0 Pa	110.8 Pa	54 Pa
Country of origin	China	USA	China
Pass/Fail	Fail	Pass	Pass
Construction score	25/25	25/25	25/25

If you're looking for a surgical mask you can trust, our USA-Made Surgical Masks passed independent testing in this same lab.