Jeld-Wen is one of the leading manufacturers and marketers of windows, which are available in multiple replacement and new-construction lines in widely sold double-hung and casement styles, as well as awning and bay/bow designs. Jeld-Wen window lines include wood, clad, vinyl, and aluminum construction, along with low-emissivity (low-E) and argon-filled (gas-filled) glass for high efficiency, and are sold through independent home centers and dealers.