Basement Finishing
Evolution of Basements Pg1
1960's Wood Framing - Paneled Walls
In the beginning, basements where finished using wood framing, paneled walls and shag carpet. This way of finishing a basement has mainly become obsolete to do style changes, and paneling is a cheap material that deteriorates. In the 1960's wood paneling was the "fad".
1980's Wood Framing - Gypsum, (SheetRock - Drywall)
In the 1980's the move to Sheet Rock walls started. This solved the problem of decor and style changes. Homeowners simply could repaint the walls to keep up with drastic style changes. However, it did not solve the main issue of organic materials and deterioration. We all know that sheet rock falls apart when it gets wet. "
What is Greenboard Drywall?
Greenboard drywall is the same as regular drywall except for two things: 1.) greenboard drywall has a water-resistent paper covering, and 2.) the paper covering for greenboard drywall is, as the name implies, green. The gypsum material sandwiched between two paper coverings is the same.
Greenboard Drywall Cannot Be Used for Wet Applications
This is a common misunderstanding. While greenboard drywall's paper covering is water-resistent, it is not waterproof. Not only that, but the brittle gypsum core is not suitable for wet or damp locations applications.
Sheetrock: your walls are actually full of water
[...]Each molecule of gypsum (or dihydrous calcium sulfate) is composed of two molecules of water (H20) and one of calcium sulfate (CaSO4). By weight the compound is 21% water, but by volume it is nearly 50% water[...]
posted by Purple Avenger
posted by Purple Avenger
[...]Gypsum contains large amounts of water bound in crystalline form; 10 square feet (1.0 sq m) of gypsum board contains over 2 quarts (2 1) of water. When exposed to fire, the water in the gypsum board vaporizes; the temperature of the panel remains at 212°F (100°C) until all of the water is released, protecting the underlying wood framework[...]
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History of Basement Finishing
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Evolution of Basement Wall Systems
Evolution of Basement Wall Systems
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What you should know before finishing your basement
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Basment Insulation
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What you should know about how to insulate basement walls.