5 Year Warranty on all work. 100% Satisfaction Guarantee! You can trust A and J Plumbing in Rockwall, TX to provide you with expert 24 hour emergency plumbing service in Dallas County. Our company is family owned and operated, backed by more than 20 years of experience, and Back Flow Certified by the State of Texas. We handle all aspects of residential and commercial plumbing: water leaks, gas leaks, kitchen remodeling, bathroom remodeling, regular and tankless water heater repair and installation, drain cleaning, sewer cleaning, backed up sewer lines and more. Call us today to schedule service or to learn more.