Energy star program requirements for windows

Where to Buy. See All Locations. Dealer Website. When interviewing contractors, ask them to break down the price quote by labor and materials. If your house is older than , be sure to look for contractors who are certified to handle lead paint. New performance levels PDF, In addition, doors must meet U-Factor and, where applicable, SHGC requirements based on glazing level amount of glass. Building Products Resources. See how your location impact the types of windows, doors or skylights you need.

Heating Season Infographic. This could result in mold on the window surface. Condensation Resistance is scored on a scale from 0 to The higher the condensation resistance factor, the less build-up the window allows. Figure 2. Figure 3. Source: What Makes it Energy Star? Performance Criteria. Figure 4. For example, in some parts of the country utilities offer substantial rebates for selecting Most Efficient products.

Some warranties require that you use an installer certified by the manufacturer. Properly install windows to keep air and moisture out. Properly air seal around window rough openings. Ensuring Success. Source: IECC. Right and Wrong Images. View Image Download. Version 3. Right — A metal flashing was installed behind the first row of siding above the windows to guide water over the trim. Preview Image.

Publication Date. Table Existing Homes. What Makes it Energy Star? Author s. Environmental Protection Agency. Organization s. Many doors don't have any glass like your front door , but even doors with lots of glass like a sliding patio door have lower glass-to-frame ratios than windows or skylights. This means doors can provide more insulation than a window or skylight can. Performance criteria for doors are based on the amount of glass they have called glazing level and ratings certified by the National Fenestration Rating Council NFRC.

Enlarge image PDF, 1. But these features are not required. Enlarge Image. To learn more about efficient window technologies, visit the Efficient Windows Collaborative. Skip to main content. Homepage Header Search box Search. Performance Criteria Windows, doors and skylights protect you from the elements just like a winter coat.

Geographically speaking, the Northern Zone covers most of the country and the Southern Zone is the smallest, but the North-Central and South-Central Zones cover some major population centers.

The qualification criteria for windows are as follows: In the Northern Zone, there are prescriptive and equivalent energy performance criteria. The prescriptive criteria require a U-factor of 0.