Custom tints for Venetian plaster measured to 1/100th of a gram. Venetian plaster manufactures use different types of colorants. It is helpful if you have some color theory and basic knowledge of weights and measurements.
Over the years, I have had several calls from homeowners who need help with touching up Venetain plaster. The type of plaster must be known, and the tints and formula used to color the plaster. Typically, the store bought plasters are not Venetian plaster, the tints are heavy bodied colorants designed for paints.
Our product line is specific in application, including the semi-transparent mineral organic tints. These tints have a transparent effect that is unmatched in aesthetics and performance.
They are historic in design, in fact, the tints we use were selected for repairing the fresco’s for the Brunelleshi Dome located in Florence, Italy. The largest dome in the world constructed entirely of bricks, built in the 12 century.
Preparing for a Venetian plaster color sample below, referencing a formulation to make a particular color. For this sample an 1/8 of a liter of plaster is measured into a container. The tints are infused into the plaster based on the amount required for each color.
Colors can be selected from our Artenova fan decks or popular paint store decks. Below is a reference chart from Safra Colors in Italy showing a formula for a particular color. This formula calls for white, black, brown, and green for a 1 liter batch. Each color is carefully weighed out to the exact amount indicated. The white color #0 for instance calls for 43 grams. Each color is infused into the plaster.
A sample board is made to represent the color. We tweak the color by adding or subtracting the amount of tints. Once the desired color is established we multiply the sample batch formula to the amount needed for the project To provide an accurate master batch we make small batches then combine them. .
Plasters of Italy is a Venetian plaster company located in Mckinney, Texas serving the Dallas and Ft Worth area. He has over eight years of experience applying Venetian plaster to homes and businesses.