Should I Use Green Board In Bathroom

It is best to use greenboard or other water resistant drywall in the large areas of bathrooms kitchens and other areas where the drywall may be subjected to lightly damp conditions humidity and the occasional minor splashes of water. Why it isn t recommended for bathroom ceilings. If you don t want the tile to fall off the walls in your tub shower and kitchen.

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While it s not entirely waterproof green board is much more water resistant than standard drywall.

Should i use green board in bathroom. Many local building inspectors will tell you to avoid putting water resistant drywall on your bathroom ceiling and that s actually for your own protection even though using it that way may not be a problem. The mmr board is the new name for green board. In fact greenboards and blueboards should not be used for wet applications and as tile backing boards.

Tub or shower surrounds can only be greenboard or drywall if you are putting schluter kerdi membrane or similar waterproofing on it although irc says that surrounds need to be cement board or fiberglass or similar products durock densshield hardi backer. It s an acronym that stands for mold mildew and moisture resistant. Greenboard mr drywall in bathrooms requires 16 oc ceiling framing and backer board on tiled surfaces.

Green board is suitable for walls that may be exposed to occasional moisture and condensation such as standard bathroom walls not shower walls and kitchen backsplashes. In areas with uncontrolled moisture or wicking moisture such as sub grade concrete walls non paper faced drywall is wise. If you ve talked to a contractor about doing a remodel with a kitchen bathroom involved they may have mentioned.

What is all this talk about green board. It is often used as a backer for tile in these applications. There s already too much cement in a typical home and no need to use it for wall board as well.

It s perfect for the area behind sinks and showers for example. They are best used in areas of the house that are affected by humidity and occasional water spray. Greenboard weakens more than standard drywall does when it gets completely saturated.

That said greenboards are water resistant and hence can be used for damp applications such as un tiled bathroom walls and basements. Named for its telltale shade green board is a type of gypsum drywall primarily used in areas where water will be in constant use.

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