Seasons Air Conditioning and Heating in Houston is your full service AC and heating repair and replacement, with focus on indoor air quality, since 1989. We provide quality customer service committed to excellence. Seasons Air Conditioning and Heating in Houston is your full service AC and heating repair and replacement, with focus on indoor air quality, since 1989. We provide quality customer service committed to excellence. Seasons Air Conditioning and Heating is focused on establishing long-term commitments to our customers by offering dependable, professional and conscientious Houston air conditioning and heating service with high quality equipment. Whether you need service, installation or a consultation, we're the ones to call. We offer free estimate and up to 100% financing available on replacement equipment with approved credit.