Micro Guard 47 | 15 followers on LinkedIn. Antimicrobial surface-protection services, customized to fit your lifestyle. Experience complete peace of mind. | Experience the freedom of complete peace of mind. Micro Guard 47 provides antimicrobial surface-protection services, custom engineered to fit your lifestyle. Leveraging the power of Silver Ion Technology, one application of our preferred product strengthens surfaces, kills microbes on contact, blocks UV and blue light, and heals its own small abrasions.