What Is Pool Plaster

Pool plaster delamination occurs when there is a bond failure between the gunite and plaster of a pool.

What is pool plaster.

The pool builders apply the plaster to the concrete pool structure using a flat round edged trowel see image below. White is most common but it can be tinted to other. Pool plaster delamination occurs when there is a bond failure between the gunite and plaster that covers it. Aesthetically pool plaster gives the swimming pool its finished look.

Pool plaster is a form a cement that is designed to withstand water for extremely long periods of times and while your pool is probably not leaking the etching is a very difficult problem to navigate. It is commonly white in color and its functions include adding a watertight seal and creating a smooth surface on the pool floor. This failure creates an air cavity. Typically plaster comprises some combination of these five chemicals.

Pool plaster is a waterproof shell that protects the concrete interior of the pool from the water to increase the pool s longevity prevent erosion and stop leaks. If you take a little. The layer of plaster is normally 1 4 inch to 1 2 inch thick. You might not even realize you have bond failure if the void doesn t reach the plaster s surface.

This blog will have several segments that get into the gritty details of how etching happens and what you can do about it. Pool plaster is the final coating applied to the shell of a concrete in ground pool. Making it an essential step for any pool build. Plaster is the classic pool surface finish as far as swimming pool plaster materials are concerned.

In and of itself having a void in your pool is not problematic. Despite what the contractor s salesmen want you to believe it is not a mysterious material containing diamonds or secret ingredients. While the aggregate in common concrete. Although usually white plaster can be dyed different colors.

Plaster naturally suffers from delamination over time however imperfections during construction can cause fine cracks in weak areas. Pool plaster is nothing more than a kind of concrete that is a mix of portland cement aggregate and additives. This bond failure creates an air cavity or a void. Types of pool plaster.

Pool plaster is traditionally a mix of white portland cement and marble dust but there are dozens of additives for strength ease of application and color. It s a mixture of portland cement water and silica sand dust. Pool plaster is applied as the final coating for most pools.