Seamless Corner Window . This striking feature window maximizes views and captures light from multiple directions with a clean aesthetic and minimal visual disruption. Our seamless corner windows create an instant focal point turning any open room into a stunning space. Large Size Fixed Corner Windows Seamless Corner Clear Window Buy from www.alibaba.com With no corner mullion, seamless views are achieved, highlighting spectacular vistas at every corner. Leading fabricator quickslide is introducing seamless corner joints to its casement window range from autumn 2020, as well as announcing external timber look (etl) joints as a new option on its flush sash range of windows. Single family home built in 1975 that sold on 10/28/2020.