Picture Windows & Architectural Shapes

Picture Windows CTWindow World 4000 picture windows offer superior style and quality. Traditional craftsmanship is the first thing you see in our 4000 series windows, with detailed features like beveled exterior edges and a Duralite Spacer System. A closer look reveals this crafted style is made even stronger through advanced engineering details like a welded vinyl multi-chamber main frame. The 4000 series window is the ideal pick if you’re looking for design flexibility4000 Series Window CT.

Window World 4000 Series windows are available in double-hung, slider, casement, awning, picture window and architectural shapes configurations.


Take a closer look at the 4000 Series replacement windows

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Color Options

Color Options CT

Solarzone Energy GlassGlass Options

SolarZoneTM insulated glass packages are offered as an upgrade to help you save heating and cooling costs while keeping your home more comfortable. In warm weather, SolarZone reduces solar heat gain, minimizing interior glare and lowers room-side glass temperature, saving energy and making your home more comfortable. In cool weather, SolarZone provides outstanding thermal performance with warmer room-side glass surfaces to help save energy and maintain comfort during a cold winter.

Solarzone Energy Glass
SolarZoneTM meets ENERGY STAR® requirements in North and North-Central Zones.
Solarzone Energy Glass
SolarZone EliteTM meets ENERGY STAR requirements in all Zones.

Grid Options

Flat, sculptured, and simulated divided lite grids are available in standard and custom patterns.
Grid Options CT
Grid Options CT


Shape Options

Custom Shape Options CT