Established in 1962, Won-Door is the original horizontal sliding fire door assembly. Won-Door FireGuard™ sliding fire door allows the unimpeded flow of pedestrian traffic as well as open plan designs. All Won-Door products are manufactured per application and can accommodate any width opening, standard heights* up to 28 feet, and curved configurations.

Cornerstone Building Supply is proud to partner with Won-Door to help bring additional savings and value to our church and Christian school projects. If you would like someone to contact you to discuss your fire door needs for an upcoming project, or provide you with a custom quote, please complete the form to the right.