@hvac_tips: 🧊 HVAC Techs — Save This Refrigerant Cheat Sheet! R-22 • R-410A • R-134a • R-404A • R-407C • R-32 Quick reference for understanding common refrigerants, pressures, and boiling points. 🔧❄️ ⚠️ Remember: Pressure changes with temperature and system conditions. Never diagnose or charge an AC based on pressure alone. 📌 Save this for later & follow for more HVAC tips! #HVAC #HVACTech #HVACTips #AirConditioning #Refrigeration