Venetian plaster has marble dust added, while rammed earth or waddle-and-daub are more primitive plastering techniques usually created from locally sourced materials.īut at the end of the day, it’s all a form of plastering. In England and some areas of the US, they call plastering “rendering” or “parge coating.” You’re probably familiar with exterior plastering, which is usually referred to as stucco. Plaster has multiple varieties, textures and chemistries using diverse materials such as clay, lime, or gypsum. Suffice to say, it’s an ancient building product. So did the ancient peoples of China and India. The Babylonians, Greeks, Romans (including the Italians), and Egyptians all used plaster. Plaster has millennia of history behind it. She’s got the true heart of a teacher and is one of our favorites! Here’s a great video by Leah from the YouTube channel “See Jane Drill” that will help with this. But while they serve the same intent, they are very different.Įach material has advantages and disadvantages that are important for homeowners to understand. There’s nothing “wrong” with either product. Just ask those in New Orleans affected by flooding from Hurricane Katrina. However, drywall isn’t as sound-deadening as plaster, and it’s actually much less resilient to moisture. And if that’s not possible, good drywall tradespersons are much easier to find than those with plastering skills. Many repairs can be DIY if you have drywall vs plaster walls. Like plaster, drywall offers a level of fire resistance. Then, the seams and fasteners are finished smooth with tape and a joint compound “mud.” It provides a “warmer” feel to a room. It attaches to the wall studs and ceiling trusses by the use of screws or nails. Unlike the “wet” application of plaster, it is put on in dried sheets, hence the name DRYwall. On the other hand, drywall is much easier, faster, and cheaper to install and repair. For the uninitiated, plaster walls present challenges to securely hanging pictures or TVs on the wall (although it’s definitely possible if you learn how).Ĭheck out our related article on HOW TO FIND A STUD IN PLASTER WALLS. It’s held on by suction, mechanical bonds such as “keys,” or a chemical bonding agent. Thus, the thickness of plaster can be somewhat inconsistent since it is applied by hand. Plaster is applied “wet” by hand troweling, often in multiple layers over a wood or metal lath, or gypsum lath boards. It’s a material that is generally durable and resilient to moisture, which is why it used to be popular in Florida homes. It’s literally a rock, making for quieter and “cooler” feeling spaces. Plaster is also harder and more time-consuming to install and repair. You may also notice that plaster walls are more susceptible to cracking from building settlement or thermal expansion/contraction. The short answer is that plaster is literally harder than drywall. Learning how to spot plaster versus drywall is pretty straightforward. RELATED: IS YOUR SUBPANEL WIRED WRONG? LET’S TALK ABOUT IMPROPER SUBPANEL BONDING Plaster vs Drywall You won’t be so lucky if you have plaster walls. Plus, there are plenty of drywall contractors you can call to help you out. Most new homes these days are made with drywall, and you can easily find supplies at your local hardware supply store. If you have an older home, or are considering purchasing one, you might need to learn how to handle plaster walls.ĭrywall, on the other hand, is easier to deal with and probably more familiar to you. While inspecting homes across the Central Florida area, we run into various versions of this question all of the time: What’s the difference between plaster walls/ceilings and drywall?
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