Diamond L Supply, we are one of the largest distributors of metal roofing and siding in Kansas since 1997. Our mission and goal is to provide you with the best quality service and product for you money. Our specialty is a fast turnaround from time of order to delivery of your product. We usually ship within 72 hours and pride ourselves in making sure the order is correct. We also offer free contractor referrals. We sell to several contractors that can do the jobs for you or we can help you decide what your needs are to do the project yourself.