
These are modular components employed in the construction of vertical structures designed for venting combustion byproducts. Fabricated from materials such as concrete, clay, or pumice, these standardized units offer an efficient and... Read more »

Pre-cast components, typically composed of cement and aggregate, designed for the construction of vertical flue structures are essential elements in venting systems. These modular units offer a standardized method for chimney construction.... Read more »

