Can joint compound be used outside?

Publish date: 2024-05-08

Setting-type joint compound is ideal for exterior construction. Exterior jobs need a durable joint compound. Setting-type joint compound dries hard, resists moisture and requires just a few coats to get the job done. Mix and apply setting type joint compound to exterior drywall.Click to see full answer. Just so, can Drywall be used outside?Mostly an interior wall type covering, drywall can be used on exterior walls if it’s protected from any long exposure to moisture, or if it’s used as a base for other kinds of siding. If it’s the outermost surface, drywall will need to be sealed to ensure that is lasts as long as possible.One may also ask, is joint compound the same as mud? Joint compound is most often used when new drywall is hung. Joint compound (also known as drywall mud or simply known by pros as mud) is also comprised mainly of gypsum dust that you mix yourself to a cake frosting-like consistency. People also ask, is joint compound waterproof? Yes, you can make drywall pretty much waterproof if you coat it on all sides and edges with water-based urethane before you install it. After it’s installed and finished, then coat it two more times.Is joint compound safe?A study by the National Institute for Occupational Safety and Health (NIOSH) has shown that “nuisance dust” from joint-compound mud used in drywall work can contain toxic materials. And, there can be dangerously high amounts of dust from sanding and other drywall work.

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