The answer to 'PVC pipe vs cast iron pipe' is that PVC (polyvinyl chloride) and cast iron are two common materials used for plumbing pipes, each with their own advantages and disadvantages. PVC pipes are lightweight, corrosion-resistant, and generally less expensive than cast iron. They are commonly used for modern plumbing, especially in new construction and renovations. Cast iron pipes, on the other hand, are heavier, more durable, and better suited for underground or commercial applications. They are often found in older homes and buildings.
When choosing between PVC and cast iron pipes, factors to consider include the specific application, local building codes, cost, and long-term durability requirements. PVC is generally the more cost-effective and easier-to-install option for residential plumbing, while cast iron may be preferable for certain commercial or industrial settings. It's always best to consult with a licensed plumber to determine the best pipe material for your particular situation.