
Central Industrial Security Force
Existing institutional reference letter describing product use and service.
Date not clearly established in the scan
Read the original letter ↗Discover institutional air-purification reference letters and selected project experience across air purification and digital AV solutions.
These historical letters were already available on Crusaders’ website. They record individual customer experiences, rather than laboratory certifications.

Existing institutional reference letter describing product use and service.
Date not clearly established in the scan
Read the original letter ↗
Reference letter discussing air purifier performance and service.
22 March 2016
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Corporate-office reference letter recording product use and service.
18 August 2015
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Historical air purifier supply reference from the Bangalore office.
21 October 2006
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Headquarters reference letter discussing product performance and service.
23 May 2016
Read the original letter ↗Selected project references supplied by Crusaders. Contact our team to discuss the relevant scope for your requirement.
Air purifier deployment for an institutional environment.
Conference-room work involving an LED wall, digital podiums and video conferencing.
Video conferencing and interactive display project experience.
Display and control-room solution experience.
Air purification or digital AV — start with your space, your priorities and your timeline.