QED'S RESPONSE TO COVID-19: We anticipate remaining open and continuing our manufacturing and supply operations during the COVID-19 response period. Because Graco Inc. and its affiliates (including Graco Minnesota Inc., Gema, High Pressure Equipment, White Knight, QED Environmental, Heateflex, Smith Manufacturing, and others), supply the Critical Infrastructure Workforce recognized by the U.S. Department of Homeland Security per the following CISA guidance. Read More
Providing Products and Technology for a Better Environment
Providing Products and Technology for a Better Environment

RA Status


If you already have an Return Authorization, feel free to fill out the form below to see what stage your equipment is in the service process. You will get an email response with the status. Our process consists of the following stages:

  • Incoming Inspection
  • Quote/Approval
  • Servicing – Calibration, Upgrading, Repair, etc
  • QA/QC
  • Shipping

As a user of LANDTEC’s industry leading gas analysis equipment, you depend on the performance of your instrument and our service facility.
Our ISO/IEC 17025 accredited laboratory provides reliable and quick service to ensure your investment is operating to its fullest capabilities.

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    RA Number

    Serial Number