Offering heating & air contractors and heating & air services. Welcome to AirMart Of Texas.AirMart of Texas is a family owned and operated air conditioning and heating contractor for residential and commercial customers for the entire state of Texas since 1978.AirMart of Texas will give you the best Unico System solution for superior indoor comfort in your home. Our knowledge and experience is critical to The Unico System operating at the highest level for years to come.