Air Excellence HVAC Services Inc. | YXE Heating & Cooling on Instagram: "What does a day look like for an industrial refrigeration technician? From checking complex ammonia refrigeration systems to fine-tuning chillers in mining sites and commercial facilities, their work keeps critical environments cool and running smoothly. It's not just about fixing equipment—it's about preventative maintenance, safety compliance, and making sure uptime that businesses count on stays consistent. Got questions