Repair or Replace Old Galvanized Piping: What Homeowners Need to Know

Pipe Leak Before Repair - Delafield

Pipe Repair After

If your home still has old galvanized steel plumbing, you’re not alone. Many homes built before the 1970s in Mukwonago, West Allis,

Waukesha, Muskego, and surrounding areas were originally piped with galvanized lines. While they were once considered strong and durable, these pipes are now one of the most common sources of plumbing problems we see at Vincent Plumbing & Heating.

Here’s what you should know about galvanized piping, how to spot issues, and the best ways to repair or replace it before it causes bigger damage.

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🚰 What Is Galvanized Pipe?

Galvanized pipes are steel pipes coated in a thin layer of zinc to prevent rusting. Over time, that zinc coating wears away, and the steel underneath begins to corrode from the inside out. The result? Rust buildup, restricted water flow, and eventual leaks.

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⚠️ Signs Your Galvanized Pipes Are Failing

You may notice problems gradually, but these are the telltale signs your piping is nearing the end of its life:

• Rusty or discolored water, especially after running the tap

• Low water pressure or uneven flow between fixtures

• Frequent leaks at fittings or joints

• Water temperature changes when multiple fixtures run

• Staining on sinks or tubs from rust in the water

If you see any of these symptoms, your pipes may already be rusting shut on the inside.

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🛠 Repairing vs. Replacing Galvanized Pipe

Small leaks or short sections can sometimes be repaired with copper or PEX transitions, but repairs are often just temporary. Because the corrosion continues throughout the system, new leaks can appear elsewhere soon after.

Full replacement with modern materials like PEX or copper is the long-term solution. Benefits include:

• Better water pressure and flow

• No rust or mineral buildup

• Safer drinking water

• Fewer emergency repairs

• Higher resale value

At Vincent Plumbing & Heating, we specialize in phased repipes — replacing sections at a time to fit your budget and minimize disruption.

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🧩 Modern Replacement Options

We commonly replace galvanized with:

• PEX (cross-linked polyethylene): Flexible, affordable, and resistant to corrosion or freezing.

• Copper: Long-lasting and ideal for exposed or high-heat areas.

• Brass or stainless fittings: Used for clean, reliable transitions.

Each option depends on your home’s layout, water quality, and access to the plumbing.

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🏡 Why Choose Vincent Plumbing & Heating

As a fourth-generation, family-owned plumbing company serving Waukesha County for over 30 years, we take pride in doing things right. We’re fully licensed, insured, and bonded, and every job is guaranteed.

Our process includes:

1. Inspecting existing lines and mapping replacements

2. Providing a clear, written estimate before work begins

3. Coordinating permits and inspections

4. Minimizing wall openings and cleanup time

Whether you need a small repair or a full repipe, our team ensures safe, code-compliant, long-lasting results.

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💧 Ready to Fix Your Old Pipes?

If you’re dealing with rusty water or constant leaks, it’s time to take a closer look. Call Vincent Plumbing & Heating at (262) 347-3322 or request an estimate online today.

We’ll help you decide whether a targeted repair or a complete repipe makes the most sense for your home — and your budget.