Duct X 2 years ago ID: #491021 Listed In : Cleaning Service 2 Mockingbird Cir Houston,TX 77074 (832) 789-3506 http://duct-x.com/ [email protected] Business Description Duct X is the leading air duct cleaning service in Houston, TX. Get us to clean your chimney, fireplace & more. Contact us for more information! Reviews & Ratings Write a Review No Review. Please login / register to add your review. Tags : Duct X is the leading air duct cleaning service in Houston TX. Get us to clean your chimney fireplace & more. Contact us for more information!