Costco Study

Effectiveness of Bluezone® Model 2400 in a Costco warehouse meat room and deli room

Summary

Bluezone reduced microbial load in the meat and deli rooms by as much as 94%. 

Objective

Test the effectiveness of Bluezone in a Costco warehouse meat room and deli prep room.

Methods and Materials

  • Bluezone Model 2400 installed in the meat room and Bluezone Model 2400 installed in the deli room.
  • Testing conducted for 1 month prior to Bluezone installation and for 1 month after Bluezone installation.
  • Drop plates were spread around both rooms 4 separate days before installation and 4 separate days after installation.

Results

Bluezone reduced bacteria and mold counts in both rooms over the 2 month test. 

Conclusion

Bluezone keeps Costco’s facility cleaner and improves working conditions by continuously killing bacteria and mold. Odors, specifically in the deli room, were greatly reduced according to Costco employees.