PROCHEK+PLUS™

The Most Secure Laser “Super Check” Available

Features Securatek™ Copy Prevention Technology for Maximum Protection

Relyco’s latest PROCHEK+PLUS™ line of blank laser check stock offers 16 security features including the newest development in check security – Securatek™ Copy Prevention Technology. This feature makes the reproduction of protected documents virtually impossible on a digital color copier. In addition to its many other security features including Enhanced Toner Adhesion, Covert Fluorescent Fibers, and Solvent-Reactive Color Spotting, PROCHEK+PLUS also offers a unique pantograph making the “cut-and-paste” check altering method a thing of the past.

PROCHEK+PLUS™ Features

  • Coin-reactive paper with invisible layer changes color when scratched with a coin
  • The invisible layer is completely undetectable
  • Special security Ink provides increased protection
  • Ensures document authenticity upon receipt
  • Cannot be copied or scanned

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PROCHEK+PLUS Security Features

  • Simulated watermark
  • Microprinting
  • Padlock security
  • Non-negotiable stub-backer
  • Endorsement warning
  • Anti-splice backer
  • Copy-void endorsement

  • Image-friendly amount box
  • Voidless postal window
  • Covert florescent fibers
  • Enhanced toner adhesion
  • Solvent-reactive color spotting
  • Warning band
  • Coin-reactive mark

Client Stories


We knew Relyco would provide a high-quality product delivered at a competitive price and meet our tight timeline. We’ve never considered looking elsewhere, but I’m sure we would be hard pressed to find another vendor who could do the same.

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Assistant to the President and Chief Financial Officer, Cook Illinois Corporation
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