Teledyne Advanced Pollution Instrumentation, Inc. (TAPI) is a world leader in the design and manufacture of precision analytical instrumentation for gas analysis. We offer competitive, high performance products for use in applications related to ambient monitoring, continuous emissions monitoring, semiconductor fabrication, water purification and treatment, clean room monitoring, gas purity, and air separation.

We back our products with industry leading customer service and product support including:
- FREE customer support by telephone and email for the life of the instrument
- Technical and Service training in our state-of-the-art-facility in San Diego, California
- On site technical/service training
- Factory repairs
- Field service/maintenance
- Web based support tools