About Code 3 Air Conditioning & Heat

Here at Code 3 Air Conditioning and Heat, it has been our pleasure to offer the highest level of home comfort for the Allen area for years. Our foundation consists of efficient, reliable and cost effective heating, air conditioning and indoor air quality products from York.
Quality heating and cooling products are just where we begin. The technicians at Code 3 Air Conditioning and Heat are trained and equipped to handle anything from routine HVAC maintenance & repairs on a residential system to complete turnkey installations for commercial environments.

Code 3 Air Conditioning and Heat offers your family or business the best heating and cooling products and HVAC services, combined with a level of customer service that will exceed your expectations.