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

Request for RA


The start of the service process is to create a Return Authorization (RA). This RA Number identifies your service transaction with LANDTEC’s facility. We record and track all information of your servicing process.

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.