Windows Can Have Varying Functions

Buying the right energy-efficient windows for your own particularneeds goes beyond considering just the R value of the glazing system.The window frames also should play an important role in the buyingdecision, as should the location of the house and where in the housethe new windows will be installed.

For example, cutting heat loss is important in Minneapolis, butnot so important in Orlando. By the same token, a window on thenorth side of a house in a cold climate should be designed to saveenergy. Those on the south side should save energy and allow as muchsolar energy as possible to pass through. Here are some points toconsider when shopping for new windows:

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