"We really like our new windows. They look so nice and are a good addition to our home. Chris did and excellent job installing them and was very neat. We are very happy with everything." » more
- Kenneth and Adeline Lewis of Moline, Illinois


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Substrate

The base or core material in an assembly of parts. In sills, the full length wood or composite part of the sill, visible only from the bottom side, or ends.

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