Redline Air Conditioning & Heating is a full-service contractor for both residential and commercial projects from San Antonio to New Braunfels to Seguin to Stockdale to Boerne, Texas. Redlines management brings 30 years of professional certified experience to your door. The corner stone to Redlines HVAC‎, has always been integrity.  We completely understand and respect that here in the great state of Texas, air conditioning is at the top of everyone’s priority list. Redline is family owned and operated. We take pride and pleasure from customer satisfaction, isn’t that how business should be? Matter of fact, 90% of our business is from word of mouth. Redline specializes in residential and light commercial heating and air conditioning. We offer sales, inspections, installation, replacements, upgrades, troubleshooting, and service.