Two easy ways to pull out old windows and put in new wood or vinyl replacement inserts or double-hung sash replacement kits.

The Siteline (C) clad wood double-hung sash kit from Jeld-Wen pack includes a lower and upper sash, finishing jamb liners and all other pieces needed to replace a window using the existing frame.

This guide takes you through the entire step-by-step process of installing a window AC unit in a double-hung window—easily and without damage to the house.

Dear Jim Our double-hung window frames are still in good condition, but the windows are leaky, won't stay open, and sweat. Is there any method to just upgrade the glass portion without ripping out ...

To find out which windows can keep out rain and wind without leaking, Consumer Reports tested 21 double-hung and four casement windows, two popular styles. Here are the best windows for every climate.