Can i use venetian plaster on wood
Don your dust mask, rubber gloves, and protective eyewear. Then scoop a generous heap of tinted joint compound onto a hawk with an eight-inch drywall trowel. Load the trowel with a hot-dog-width bead of compound from the hawk, and apply an eighth-of-an-inch-thick coat of joint compound over the surface using short, gently-curved, x-shaped strokes at different angles.
Use circular motions to soften the appearance of ridges in the texture. After sanding, wipe down the wall with a water-dampened rag to remove sanding dust, then let the wall dry completely. To deepen the color variations in the joint compound, brush pre-tinted glaze over highlights lighter areas of the surface with a paintbrush. Use a pattern of x-shaped strokes as in the joint compound coat. When the glaze dries completely, you should see the dazzling effect of highlights and lowlights in color.
Preserve the texture of your Venetian plaster finish by covering it with one coat of a clear water-based sealant using a roller. To get the look of limestone, choose a matte sealant. To keep your sealed Venetian plaster clean, dust the surface on a weekly basis with an electrostatic duster. If you prefer to vacuum the surface, be sure to use a soft brush attachment. Similarly, if you opt to sweep, cover the broom head with a cloth to prevent scratches.
When the surface becomes stained or grimy, clean it with a soft cloth or clean sock dampened with a mixture of one teaspoon liquid dish soap and four cups of warm water. Make a second pass with a water-dampened cloth to remove the soap solution. Follow these techniques, and your Venetian plaster finish should last for years or even decades to come.
Disclosure: BobVila. You agree that BobVila. These natural plasters are breathable. We supply a wide range of natural soaps and waxes to give a highly polished finish and to improve dirt and water repellency.
We also supply special metallic and pearlescent pigments for special effects. For showers, wet rooms and floors, we recommend Tadelakt , a Moroccan style polished plaster.
Priming: If the surface has excessive suction, prime with Kreidezeit Casein Primer. For impervious materials, use Baumit DG This coat can be coloured for different veining and marbling effects.
Trowel flat, leaving the texture you want to show through the subsequent coats of Venetian plaster. Leave to dry and harden for at least hours.
Work on a small area at a time, about 0. Use the edge of the trowel or spatula at a slightly greater angle to the wall, apply in short cross-cross strokes, keeping the edge wet. The plaster surface should be kept as flat as possible. Continue across the wall until you have completed the first coat. To achieve different effects in the final finish, this coat can be partially applied.
It is possible to finish with a single coat of Stucco Fine, but for decorative and marble finishes it is often necessary to apply at least one additional coat. Apply an additional coat within hours. Work in the same way as for the first coat, but hold the trowel or spatula at a slightly greater angle to the wall, so that the edge can be used to fill in any defects or hollows in the first coat. One or two coats of Stucco Fine will give sufficient thickness to achieve the three dimensional marbled effect.
When you start the final coat, its advisable to start the burnishing process within 30 — 60 minutes of application. Test a small area to see if its ready i. The smaller the tool, the more pressure can be applied to the surface. The more even your plaster, the more consistent the shine you can achieve.
You can also use special pigments to create special effects by mixing a little in with the polishing soap. Pigments include gold, silver,bronze, copper and pearlescent lilac. Waxing: Allow a day after burnishing for the plaster to cure and harden before applying a natural wax for extra protection:. A good way to practice is to buy a couple of sheets of drywall, and then apply some plaster with a trowel, trying out different strokes and different angles.
Experiment creating different amounts of texture on the surface. If you are adding your own tint to the plaster, mix small batches with different quantities of colorants, taking notes as you do, until you find just the right mix. Clear the room as much as possible, and spread a drop cloth on the floor. You can apply Venetian plaster to most walls and ceilings, but the surface should be flat and smooth. If there are any cracks or holes, fill and sand them first. Wash off any dirt and grease.
The surfaces should be first primed or covered with flat paint before you apply Venetian plaster. Open the can of Venetian plaster and, if necessary, add the tint. Mix the ingredients thoroughly. Starting at a corner of the room, apply the plaster to the surface using a flexible steel trowel or a 4- to 6-inch-wide drywall knife. Apply a thin coat of plaster while holding the trowel at a to degree angle to the wall. Spread the plaster with strokes that vary in length and angle.
Don't worry about covering every square inch evenly. Let some of the original wall surface show through in spots, but keep the surface reasonably smooth. Clean off the trowel from time to time to keep dried plaster from getting into your finish.
Let the plaster dry thoroughly about four hours before applying the next coat. Use the same color of Venetian plaster for the second coat.
Holding the trowel or drywall knife at a to degree angle, apply another thin layer of plaster. Use overlapping X-shaped long and short strokes. Cover the surface thoroughly, filling voids and removing high spots. Let the plaster dry for at least 24 hours before moving on to the finish treatment.
The final steps of a Venetian plaster job involves burnishing the surface, and perhaps applying a topcoat. To burnish, rub the surface with very fine sandpaper or grit using a circular motion. Clean the surface with a damp cloth.
You can create a more polished look by rubbing the surface with the flat side of a clean trowel or putty knife. As an optional final step, you can apply a topcoat to add durability to the surface.
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