To solid plaster a concrete wall, follow these general steps:
- Surface Preparation: Clean the concrete wall to remove any dirt, dust, or loose particles. Repair any cracks or imperfections in the surface using a suitable filler or patching compound. Ensure the wall is dry before proceeding.
- Apply Bonding Agent: Apply a bonding agent or primer designed for use on concrete surfaces. This helps improve adhesion between the plaster and the concrete wall.
- Mix Plaster: Prepare the plaster mixture according to the manufacturer’s instructions. The specific product and brand can vary based on personal preference and project requirements. Common types of plaster used for solid plastering include cement-based plasters and modified gypsum-based plasters.
- Apply the Base Coat: Use a trowel to apply the base coat of plaster onto the concrete wall. Work in sections, spreading the plaster evenly and achieving the desired thickness. Use a straight edge to level the plaster and ensure an even surface.
- Apply the Finishing Coat: Once the base coat is partially set but still tacky, apply the finishing coat of plaster. This layer is usually thinner and provides a smooth and uniform appearance. Use a trowel to achieve the desired texture or finish.
- Cure and Finish: Allow the plaster to cure and dry according to the manufacturer’s instructions. This can take several days to weeks, depending on the product and environmental conditions. Once dry, the plaster can be further finished, such as by sanding, polishing, or painting, if desired.
In terms of products and brands used by professionals, here are some commonly used brands for plastering products in Auckland:
- Website: www.rockcote.co.nz
- Products: Rockcote Plaster, Rockcote Render, Rockcote Texture Coat
- Available at: Placemakers, Mitre 10, Resene Construction Systems stores
- Website: www.dulux.co.nz
- Products: Dulux AcraTex Render, Dulux AcraTex Texture Coat
- Available at: Dulux Trade Centres, Resene Construction Systems stores, selected building supply stores
Resene Construction Systems:
- Website: www.reseneconstruction.co.nz
- Products: Resene Plaster, Resene Render, Resene Texture Coat
- Available at: Resene ColorShops, selected building supply stores
Please note that specific store addresses may vary, and it’s recommended to check the respective websites or contact the brands directly to find the nearest store locations in Auckland. Additionally, other local plastering supply stores in Auckland may carry a range of products and brands suitable for solid plastering on concrete walls. If unsure about doing solid plastering yourself the team at https://yourplasterersauckland.co.nz/ are more than happy to help.