Find out how to keep a home with casement windows cool this summer—even with portable ACs that require a little extra rigging ...

Q: I am renting a small, old home without central air conditioning. I have a window air conditioner, and the past few years I’ve awkwardly filled in the space around it with a large piece of plywood.

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 ...

Double-hung windows are slightly more expensive, easier to clean and ventilate, and less energy-efficient. Single-hung windows have only one operable sash, which is the framed glass panel that moves ...