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Trane ComfortSite is an extranet site designed to save you time. With your secure login, you can:

  • Order Equipment, Parts, Literature and track Order Status
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  • Complete Warranty requirements online
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  • Use interactive Product Support functions
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Trane Connect

This is the login for Trane® Connect™ and other Trane® commercial applications. Trane® Connect™ is our secure, cloud-based customer portal to access your building systems to remotely monitor and manage building systems, and conduct routine maintenance.

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Self-Paced Learning

Engineers Newsletters & Engineers Newsletters Live!

Trane Engineers Newsletters are topical, informative articles that provide engineering professionals who design HVAC systems with reliable, objective, and technologically current information in a non-commercial format.

For 50 years, these newsletters have been published by Trane Applications Engineering group to aid engineers in the design and application of HVAC systems. Subjects range from acoustics to water piping to interpretation of ASHRAE standards. These newsletters have become a trusted technical resource, with a current circulation of more than 40,000.

Read the latest Trane Engineers Newsletter

Hydronic Heat Recovery Control

Due to movement towards reducing energy costs, energy use, and more recently emissions due to energy use, recovering heat in hydronic systems is at the forefront of interest today. This Engineers Newsletter builds upon information available in previous Trane publications and provides deeper information on design, operation, and control of these systems. 

Subscribe to the Trane Engineers Newletter


Engineers Newsletter LIVE!

Trane Engineers Newsletter LIVE programs are technical, in-depth 60-minute programs covering the topics listed below. Many are available on-demand, free of charge for continuing education credit.


ASHRAE® Standard 15, Safety Standard for Refrigeration Systems
This bonus ENL focuses on the safe design, construction, installation, and operation of refrigeration systems, including a review of Class A2L (lower flammability) refrigerants and how Standard 15-2022's requirements apply to various types of refrigeration systems, including packaged rooftop units, VRF systems, and water chillers.

View the program on-demand

Watch On Demand

Did you miss the live viewing of a previous ENL? Visit our Trane Engineers Newsletter LIVE program library to view previous programs on a wide variety of technical topics. Many include additional resource materials and are available on-demand and free of charge for continuing education credit.

Engineers Newsletter

Many of our past Engineers Newsletters can be found in the various topic sections below.