Christin Perry is a freelance writer whose work has appeared in numerous outlets, including WeddingWire, The Knot, Parents and Verywell Family. When she's not working, Christin enjoys reading, ...

Double glazed windows contain two glass panes separated by a small space, with air or gas in between to provide insulation. Though they are pleasing, the advantages extend far beyond appearance.

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 ...