12-15-2006, 01:10 AM
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Deity
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Join Date: Apr 2004
Location: Youngstown, Ohio USA.
Posts: 2,257
Thanks: 0
Thanked 15 Times in 15 Posts
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THE SHOWER ENCLOSURE:
1. Must have cement backerboard until the walls reach an elevation of 72" above the elevation if the finished shower drain opening.
2. Must have "house wrap" or other suitable moisture barrier behind the cement backerboard.
3. All joints must be covered with a water resistant sealant.
4. Backerboard must be installed with water resistant fasteners.
WALLS OTHER THAN SHOWER ENCLOSURE:
1.Water resistant gypboard (Greenboard) must be installed on all walls except in the shower enclosure.
2. Greenboard MAY NOT be installed over a water resistant membrane.
3. All cuts or exposed edges must be sealed with a water resistant sealer.
CEILING:
Water resistant gypboard (greenboard) MAY NOT be installed on a ceiling if the framing is greater than 12" center to center spacing. You may use ordinary sheetrock or install firring strips 12"OC and use greenboard.
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