The Bios reputation as an industry leader begins with products of the highest quality and value – the true primary standards, solutions and devices that help gas flow measurement professionals do their jobs with the accuracy, reliability and convenience they wisely demand. We help people find the unique mix of products and services that works for them.

But, what really sets us apart from the rest of the pack is the service and support for these products after the sale.

You know Bios will be there to support you. Now, please take some time to learn more about how we support our products - and why we highly recommend annual service of your Proven DryCal® Technology: Bios Quality, Service and Calibration. For Bios US Service and Calibration pricing* for the Defenders, Definers, Met Labs, DC-Lite, DC-2, DC-1 and Nexus, click here.

For all Bios Products, please Request a Bios RMA Number. We'll respond with a service quotation and further information.

We also have a service center in Europe. TPF Control BV in Wijchen, The Netherlands is ISO 17025 Accredited and has been trained to service Bios Products. TPF offers service for the DC-1's, DC-2's, DC-Lites, Definer 220's, and the Defenders, making reliable recalibration easily available in Europe. Please contact TPF Control BV at (31)243792120 or at www.tpf-control.nl for more information.

For current and discontinued product manuals click here.

* The pricing is for US only.