At Lone Star Mechanical, your comfort is our priority. While we offer R-22 Refrigerant for your current HVAC needs, please note that this is an outdated refrigerant. By law, we recommend to upgrade your complete system to ensure safety and efficiency. Upgrade to 410-A or R-454B Refrigerant, Act now and enjoy 20% off for first-time customers, making your transition smoother and more affordable. Trust Lone Star Mechanical for all your HVAC solutions.