Plastering Interior Concrete Block Walls

First start with a batch of thick freshly mixed plaster.

Plastering interior concrete block walls.

Your walls should be free of paint oil and dust so the plaster can bond properly. This material is made of lime sand and water and is essentially the same product as what is put between the blocks when the wall is built. A basic plaster is made with a mixture of cement masonry sand and water. Plastering or resurfacing concrete walls takes time and patience.

You will have to prepare the wall and allow for curing and drying time between applications of plaster. Add a layer of cement plaster to unfinished interior breeze block walls in order to add insulation create texture or patch damaged areas. Plastering is one of the final steps in finishing an interior or exterior wall. This attractive real concrete finish shows the irregularities and characteristics of natural polished concrete.

The main reason for that is that portland cement needs exposed portland aggregate to grab to. The texture of the concrete walls should be sufficiently rough so the plaster will adhere to it. However avoid saturating the masonry either by excessive spraying or by exposure of uncovered masonry walls or units to rain. Plaster a concrete wall applying plaster to a concrete wall can change its appearance level it make it more moisture resistant and give you the opportunity to add texture.

Before you begin to plaster your concrete walls you need to remove peeling paint and flaking bits of old plaster. Pargeting is the traditional way of covering up concrete blocks. Step 2 apply a layer of dash. Plaster is applied to concrete masonry surfaces in two or three coats consisting of basecoat s and a finish coat.

While applying plaster is a highly technical process that is usually best left to professionals any homeowner can do it themselves provided they follow a few key guidelines. First in order to successfully plaster a concrete or cinder block wall you need to have aggregate exposed in other words your walls need to be clean and any type of coating removed. Learn how to plaster up an aerated concrete block wall find more videos on plastering and wall decoration in the full program available for free on our websi. Prior to application of the basecoat uniformly pre moisten concrete masonry surfaces to aid in curing of the plaster.

This new and innovative patented product consists of a polished concrete panel designed to be adhered to walls of any new or retrofit construction project. Made for interior applications only. Plastering a concrete wall takes time. Use a wire brush to clean stains left by the mold or mortar joints.