Going window shopping? Actual window shopping, that is? Then chances are you've heard the name Pella, which is one of the leading window manufacturers in the United States. The Pella Corporation is ...

Pella manufactures double-hung, single-hung, sliding, casement, awning, bay, and bow windows as standard offerings in a range of sizes. Pella also crafts specialty windows including casements with ...

The main difference between single-hung and double-hung windows is the number of movable sashes. Single-hung windows are generally less expensive but offer more limited ventilation. Double-hung ...