Painted Exterior Gypsum Board

Certainteed regular gypsum board accepts most types of paints textures and wall covering materials.

Painted exterior gypsum board. Description exterior soffit wallboard is the ideal material for exterior soffit applications and sidewalls of protected exterior corridors breezeways with indirect exposure to the weather. Rely on georgia pacific gypsum s industry trusted line of high performance exterior gypsum panels including densglass sheathing the 1 architecturally specified fiberglass mat gypsum sheathing. It is also a widely accepted application surface for weather resistive barriers and coatings. General recommendations all properly prepared gypsum board surfaces which are to be painted shall be primed with a minimum of one coat of a good quality drywall primer or other material manufactured especially for the purpose to equalize the absorption between the gypsum board face pa per joint compound and sk im coating materials.

The surface shall be primed and sealed with a full bodied latex primer before applying a final decorative material. This will equalize the suction between the joint compounds and the paper surface. Exterior paint takes such a beating that it almost always needs priming with an exterior paint primer. The mud used on the seams of drywall absorbs paint differently than the rest of the drywall.

O exterior systems compatibility gypsum sheathing is a compatible underlayment for a wide range of different exterior finish materials including wood brick stone metal and vinyl as well as popular eifs and stucco systems. Exterior gypsum sheathing is designed for direct attachment to wood framing with galvanized nails or staples and screws or metal framing by the use of screws. Exterior gypsum sheathing is recommended for use in residential or commercial buildings and provides fire resistance and additional structural strength when used under exterior finishes such as wood metal or vinyl siding masonry veneer stucco shingles etc.