HVACR Hotmail

Johnstone University (JU) is your go-to partner for navigating the complexities of the A2L Transition. We provide comprehensive training and industry-leading A2L resources, all conveniently accessible from one place and available 24/7. In addition to A2L resources, we offer hundreds of FREE product and technical courses from HVACR manufacturers to keep your technical skills current.

The YELLOW JACKET^® TITANMAX^™ Digital Manifold provides the easiest path to system measurements. This 4-valve manifold provides fast and accurate measurements for refrigeration and A/C systems. The high-resolution backlit touchscreen displays clear graphical and digital measurements. Features internal data logging or connect via Bluetooth^® to YJACK VIEW^® App or measureQuick^® for further analysis. 

Evergreen Telemetry’s wireless instruments deliver higher productivity by providing real-time measurements of multiple parameters from different locations. Up to ten different sensors can link to the Wrist Reporter simultaneously while readings are displayed and stored, or datalogged.

Level up your team this spring with ACCA training! From front office basics to techs tackling refrigerant issues, ACCA has live, virtual, and on-demand options to fit your crew’s schedule.