Thermaxx is a Fremont-based business that specializes in the design and maintenance of environmental testing chambers. Thermaxx designs and upgrades control systems, humidity chambers, ovens, pressurized chambers, air and liquid baths, and more with a variety of additional services available, including preventative system maintenance, repair, system calibration and modification, refurbishing and diagnostic consulting. Custom built units are designed according to CAD specifications, tested for quality assurance and built using premium components.