Butterfly valves are versatile flow control devices widely used in various industries due to their simplicity and efficiency. 

Ductile iron pipe, often referred to as DI pipe, has been a preferred choice for water and wastewater systems, as well as various other applications, for several compelling reasons. 

A gate valve is a type of linear motion valve used in plumbing and industrial applications to control the flow of fluids. 

Cement mortar lining is a protective layer of cement-based material applied to the inner surface of pipelines and other structures that transport water, sewage, or other fluids. 

A butterfly valve is a type of quarter-turn valve that is commonly used to regulate and control the flow of fluids, such as liquids or gases, within a piping system.