This exclusive PolyPour DYC Window System is the workhorse of our product mix. From our first day in business, this thermally broken single hung, its full-screen and bevel-faced clone, and their companion slider and picture window have been very dependable performers. The windows in this System are made-to-order and built in custom sizes to meet your unique needs and are available in VOC free powder coat white, tan, bronze and silver.