

🛡️ Breathe easy, test confidently — AstraGuard has your back!
AstraGuard Spirometry Filters deliver 99.9% bacterial and viral filtration with minimal airflow resistance, featuring a compact, comfortable oval mouthpiece. Individually wrapped for single-patient use, this box of 200 ensures hygienic, reliable spirometry testing every time.
| ASIN | B00MW5X7VA |
| Best Sellers Rank | #698,301 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #931 in Lab Filters |
| Date First Available | August 20, 2014 |
| Is Discontinued By Manufacturer | No |
| Item model number | 29-7990-200 |
| Manufacturer | SDI Diagnostics, Inc. |
E**S
Many filters on time!
I am quite happy with this order. I had a bit of a trouble to receive these filters via other websites, but on Amazon everything went smoothly. They arrived on time, and I am already using them on my spirometer.
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