Скачать или смотреть Help to Buy Windows|Buying Guide: How to Buy Windows

Help to Buy Windows-Typically, the higher the rating a window receives in each of these areas, the better it will perform. Choose a rating level that meets the environmental conditions of your home and your budget.
When Should I Replace My Windows:
Generally speaking it may be time to replace your windows if any of the following occur:
Upper or lower sash is unable to move
Excessive water infiltration
Warm or cool spots - window is not adequately providing insulation
Peeling Paint on House - on exterior of house may mean moisture is traveling through improperly sealed windows and back out to the exterior
Frost and Ice Buildup - insufficient insulation or poor thermal material can allow a rapid transition from hot to cold air causing condensation to develop and frost and/or ice may form on the windows.