
Getting to Know Sealants
March 18, 2025
Sealants are an essential tool in the construction industry. A sealant is a substance used to block the passage of fluids through the surface or joints of materials. They also prevent the passage of air, dust, noise, or contaminants into or out of a structure. Not to be confused with sealers which form a thin surface layer and may penetrate to provide surface protection when sealants are primarily used for filling voids, gaps, cracks, and joints. There are a variety of sealants each with different purposes and properties. We’ll discuss many of the most popular sealants.







