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What type of pipe is commonly used for natural gas supply lines?

Retry Correct Incorrect Galvanized steel is a corrosion-resistant metal used in plumbing for water supply lines and gas pipes. It’s coated with a layer of zinc to protect against rust and offers durability, making it suitable for both indoor and outdoor plumbing applications.

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DIY Photolibrary/Construction Photography/Avalon/Getty Images

DIY Photolibrary/Construction Photography/Avalon/Getty Images

What type of pipe is commonly used for natural gas supply lines?

• PVC
• Galvanized steel
• Copper
• CPVC