Plastering Interior Concrete Block Walls

Plastering or resurfacing concrete walls takes time and patience.

Plastering interior concrete block walls.

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. Prior to application of the basecoat uniformly pre moisten concrete masonry surfaces to aid in curing of the plaster. Plastering a concrete wall takes time. The texture of the concrete walls should be sufficiently rough so the plaster will adhere to it.

Use a wire brush to clean stains left by the mold or mortar joints. Before you begin to plaster your concrete walls you need to remove peeling paint and flaking bits of old plaster. First start with a batch of thick freshly mixed plaster. Plaster is applied to concrete masonry surfaces in two or three coats consisting of basecoat s and a finish coat.

You will have to prepare the wall and allow for curing and drying time between applications of plaster. However different things can be added depending on how you want the plaster to look. 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. Add a layer of cement plaster to unfinished interior breeze block walls in order to add insulation create texture or patch damaged areas.

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. 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. Pargeting is the traditional way of covering up concrete blocks. 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.

This attractive real concrete finish shows the irregularities and characteristics of natural polished concrete. Caulk cracks and kill any mold on the walls. Made for interior applications only. Plastering is one of the final steps in finishing an interior or exterior wall.

Your walls should be free of paint oil and dust so the plaster can bond properly. However avoid saturating the masonry either by excessive spraying or by exposure of uncovered masonry walls or units to rain. Step 2 apply a layer of dash. Parget is spread over the surface of the wall with a trowel and smoothed out to create an even surface that hides the joints between the blocks.