Sunrise Window and Door Systems Inc. offers the Millennia Casement window constructed from a 4" PVC frame available in four standard colours. Custom achecectural colours are also avalible upon request. The window is suited for both 2x4 & 2x6 construction and can except wood extention for a wall depth of up to 12". The Millennia's hardware consists of a single arm roto-gear and aluminum casted toggle locks. Itís glazing is dual sealed thermally insulated glass in a number of options including Low E and Low E2rd ARGON. Are design also allows us to install a thermal unit of up to 1 1/8" thickness for those apllications which require specific STC requirements.