The most common choice for residential interior plumbing. It’s thick enough to handle standard water pressure reliably for decades and is required by many local building codes for indoor lines.
The thickest and strongest. It’s typically reserved for underground main water lines or heavy-duty industrial use where high pressure and corrosion are major concerns. buy copper pipe
The main hurdle is . Copper is a commodity, so prices fluctuate based on the global market, making it significantly more expensive than PEX. Additionally, installation requires more skill; unless you are using "push-to-connect" fittings, you will need to solder (sweat) the joints using a torch, which carries a steeper learning curve and fire safety risks for DIYers. Conclusion The most common choice for residential interior plumbing
The thinnest wall option. While it is often used for heating systems or DIY projects because it's cheaper and easier to cut, some jurisdictions restrict its use for main pressurized water lines. Key Benefits It’s typically reserved for underground main water lines
When you head to the supplier, you’ll encounter three primary "weights" or thicknesses, color-coded for easy identification:
Buying copper pipe is an investment in the "bones" of a building. While it requires a higher upfront cost and more technical installation, its reliability and health benefits make it a superior choice for those looking for a permanent, high-quality plumbing solution.