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Graduate Connections - Meet Alfonso Cedillo

Alfonso, 20, was born and raised in Phoenix, and has lived in Arizona his entire life. Alfonso completed the seven-month Welding Specialist program at RSI in March 2025. Thanks for your time, Alfonso; did you go straight into the RSI welding program after […]

RSI HVAC technicians installing outdoor system

HVAC Troubleshooting Skills That Matter in the Desert

Arizona’s climate creates tough conditions for HVAC systems. Long, blazing summers and dry air put extra strain on equipment, wearing parts down faster than usual. […]

Common Mistakes New Electricians Learn to Avoid in School

New electricians may run into the same mistakes, and knowing what they are early on can prevent unsafe situations and expensive fixes. Electrician training programs, […]

Certifications That Matter Most in Modern Welding Careers

Welding certifications are an important step for anyone serious about building a career in this trade. They show employers that you have the skills and […]

HVAC Sensors & Controls: Thermistors, Pressure Switches, and Limit Controls

Modern HVAC systems rely on more than just motors, fans, and compressors. Behind the scenes, a network of HVAC sensors and control mechanisms monitor everything […]

Welding Careers Beyond Construction

Welding is often linked to building structures and infrastructure, but the skill itself applies far beyond the construction industry. For those who complete a welding […]

Building Real-World HVAC Skills with Resideo’s Learning Kit

The Refrigeration School, Inc. (RSI) and Tulsa Welding School (TWS) Houston campus are proud to be the first trade schools in the nation to launch […]

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