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About Us

Welcome to Gas Detection Warehouse (GDW)



* We have 30+ years of gas detection sales and service

* Our staff has the technical knowledge to provide you with answers to any Gas Detection need.

* We are the trusted source for multiple Government Agencies, Petro Chemical, Chemical Manufacturing, and Utilities from all around the globe.

* Talk to real people for the best customer experience in the business.

* Need a custom configuration, call us and we will have the solution.

* We ship worldwide

We are based in beautiful San Luis Obispo, CA

708 Fiero Ln., Suite 12
San Luis Obispo, CA 93401


 Call our office at 1.866.451.2257.

*Gas Detection Warehouse is a division of Mid-State Instruments LLC

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Excellent Service