Look into cement board if you need waterproof drywall.
Green board bathroom walls.
Originally greenboard was used as a direct backer board for ceramic tile in highly wet areas such as showers or bathtubs but this usage began to be phased out in the 1990s.
As the name implies one side of the green board is green which helps installers identify this type of drywall and also helps with installation since green board is green it helps installers identify which areas need more mud than others.
Greenboard is a term that s occasionally used for a type of drywall that is used for walls in damp but not wet zones in a building.
Green board is easier to install and less expensive than cement board alternatives.
Green board drywall also known as moisture resistant drywall has a green covering that makes it more resistant to moisture than regular drywall.
Greenboard is not fire resistant there is a fire resistant drywall product known as type x that s sold in 5 8 sheets for use around fireplaces and other high risk locations in.
That said greenboards and blueboards are also often and equally used in home construction and are sometimes a better alternative.
Greenboard drywall isn t water proof it simply resists moisture better than the standard gypsum board that s on most walls in homes around the united states.
While all three boards can be used for almost the same purpose they are considerably different from one another.
This type of waterproof drywall is designed for wet areas such as showers and bathtub surrounds.
Suitable for finishing basements.
Great choice for bathrooms and kitchens.
Helps extend the appearance of interior surfaces in wet or humid areas.
The green board drywall the one contractor mentioned is just like regular drywall except that the multilayered facing paper on the front and back has been treated to resist moisture.
Suitable for walls and ceilings.
It is also often used as a tile backer in limited wet areas such as bathroom and basement walls plus kitchens and laundry and utility rooms.
Moisture resistant drywall is best suited for areas such as untiled bathrooms and basements where there might be damp conditions and humidity with minimal splashes of water.