Plaster is one of the most durable and versatile building materials. It can be used on ceilings, walls, and floors. The most common type of plaster is gypsum plaster, which is made from gypsum set in a water/lime mixture. Gypsum plasters are often used as interior wall covering because it is lightweight but provides good fireproofing and sound-dampening characteristics. Here is a list of some contracting services offered by many plaster contractors:Â Plaster Contractor in St Paul MN Interior Painting Interior painting can be a great investment for many reasons. One is that it can make a room look bigger…