At Winsupply of Shelton (Formerly Shelton Winnelson) we offer a unique blend of products and services in the wholesale plumbing, heating and HVAC industry. We have a team of experienced technical and sales people with specialized knowledge beyond that of other supply houses. We are here to help you design energy efficient systems to meet your needs. Our team offers free on-the-job heat losses and help you select the right equipment. Our heating team specializes in radiant heat and snow melt designs. In addition, we have decades of experience with steam heating systems. We have the largest Milwaukee tool wall for all of your contracting needs.