ATI Airtest Technologies Inc. is a Canadian firm that develops and supplies air testing equipment and related services throughout Canada and the United States. The company's diverse product range includes advanced solutions for environmental monitoring and ventilation control. This encompasses WiFi and EnOcean transmitters, along with carbon dioxide (CO2) transmitters vital for managing ventilation systems in buildings. For parking garage environments, ATI Airtest provides a suite of specialized ventilation products, including standalone gas transmitters, integrated sensor/controllers, and custom-configured control systems that enable both on/off and variable modulation of fan operations. Furthermore, their portfolio features various indoor environmental sensors, such as wall-mounted dew point transmitters, combined humidity and temperature transmitters, and outside air dew point sensors for economizer control. Complementing these are humidity and dew point probes, alongside surface condensation switches. Beyond environmental measurements, ATI Airtest offers industrial air velocity sensors, HVAC airflow monitoring systems, and specialized products for low and laminar airflow monitoring. Their offerings also extend to handheld and portable diagnostic devices, as well as essential components like CO2 modules, air velocity probes, humidity elements, and comprehensive humidity and temperature measurement modules and probes. The company additionally provides humidity calibration services, specialized sensors/transmitters and ventilation controllers for various gas measurements, industrial low dew point and humidity/temperature measurement solutions, and both fixed and portable moisture-in-oil transmitters. Clients can also procure the necessary materials and tools for calibrating a wide array of sensors. ATI Airtest Technologies Inc. was founded in 1996 and is headquartered in Delta, Canada.