Maybe you are a 3/8 in. x 7/8 in. x 100 ft. Pre Insulated Copper Tubing purchasing manager, who are looking for high quality 3/8 in. x 7/8 in. x 100 ft. Pre Insulated Copper Tubing, and Dabund Pipe are a professional manufacturer & supplier that can meet your needs. Not only 3/8 in. x 7/8 in. x 100 ft. Pre Insulated Copper Tubing we produced have certificated the international industry standard, but we can also meet your customization needs. We provide online, timely service and you can get professional guidance on 3/8 in. x 7/8 in. x 100 ft. Pre Insulated Copper Tubing. Don't hesitate to get in touch with us if you are interested in 3/8 in. x 7/8 in. x 100 ft. Pre Insulated Copper Tubing, we won't let you down.