WOOD

Can be painted or stained. However, it will expand or contract in wet and dry weather, sometimes causing a window to stick. The wood must be regularly painted, stained requires ongoing maintenance to preserve it.

ALUMINIUM

Generally, the least expensive windows. Aluminum is a conductor and is not a good insulator. Aluminum windows are not welded and therefore are not as durable as vinyl.

VINYL

Generally used as replacement windows because they are made specially to fit your existing window opening. Vinyl is Strong and efficient in cold climates.