Understanding the Differences: Copper Pipes vs. Galvanized Steel Pipes
If you own an older home in the North Shore, you’re likely familiar with the unique challenges vintage properties present — especially when it comes to plumbing. Over the years, plumbing technology has evolved, but many older homes still have their original pipes in place. If you’re facing pipe issues or considering pipe replacement, it’s important to understand the differences between two materials commonly used in older homes: copper and galvanized steel. Knowing more will help you make an informed decision about which option is best for preserving the charm of your home while making sure its plumbing system is modernized and reliable.
What Are Copper Pipes?
Used for decades in residential plumbing, copper pipes are known for their durability and reliability. This type of piping is resistant to corrosion, which makes it an ideal choice for water lines. Copper is also relatively flexible, allowing it to withstand minor shifts or movements in the home’s foundation, which is helpful for vintage homes. Due to its ability to resist bacteria growth, copper pipes are often favored for clean, safe water delivery in modern plumbing systems.
What Are Galvanized Steel Pipes?
Galvanized steel pipes, often found in homes built before the 1960s, are steel pipes that have been coated with a layer of zinc to prevent rust and corrosion. This zinc coating is what makes them “galvanized.” While galvanized pipes were once the go-to material for water lines, over time the zinc can wear away, leading to corrosion and rust buildup inside the pipes. This can cause reduced water pressure, leaks, and even contamination of your water supply. In older homes that still have galvanized pipes, it’s important to keep an eye on their condition and determine when they need to be replaced.
Comparing Copper vs. Galvanized Pipes
Here’s how copper pipes and galvanized steel pipes stack up against each other in key areas:
Material & Composition
When comparing these pipe materials, copper has a clear advantage. Copper is a naturally occurring metal that is lightweight, non-toxic, and highly resistant to corrosion. Galvanized steel is a heavy, durable metal with a zinc coating that protects the underlying steel. However, as the coating wears down, the steel in galvanized pipes becomes vulnerable to rust. This makes copper a more sustainable option for plumbing in the long run, especially in older homes where minimal disruption to their integrity is desired.
Durability & Strength
Copper pipes are well-known for their durability, with many lasting up to 50 years or more. However, they can be prone to denting or damage from extreme impacts. On the other hand, galvanized steel pipes are incredibly strong and can last around 40 to 50 years, but only if the zinc coating remains intact. Once that begins to degrade, these pipes become more susceptible to rust and other forms of damage.
Corrosion Resistance
Copper is highly resistant to pipe corrosion and can withstand exposure to a variety of water conditions without degrading. Galvanized steel, while initially corrosion-resistant due to its zinc coating, will eventually rust as the coating wears off, especially if the pipes carry hard or corrosive water.
Maintenance & Lifespan
Copper pipes typically require little maintenance and can last for decades, making them a low-hassle choice for homeowners. Galvanized pipes, however, may need more frequent monitoring for signs of corrosion or clogging. Once rust builds up inside the pipes, it can significantly reduce water flow, increase maintenance costs, and eventually require a full replacement.
Replace Your Pipes With American Vintage Home
If your Chicago-area vintage home has galvanized steel pipes, it may be time to consider upgrading to copper pipes for a more reliable and long-lasting solution. As the trusted vintage home experts across the North Shore area, American Vintage Home understands the unique plumbing needs of older homes. Our expert team can help you upgrade your home’s plumbing without compromising its charm. Whether you need to replace old galvanized pipes or install new copper plumbing, we provide free, no-obligation estimates and offer a 100% satisfaction guarantee.
Contact our team today for a free estimate on pipe replacement for your older home in the Chicago area.
