Copper water pipes have been the go-to choice for many homeowners due to their durability and resistance to corrosion.
Copper pipes can last for up to 50 years or more with proper maintenance, making them a long-term investment. They also have a high resistance to corrosion, which is why they're often used in areas with high water mineral content.
On the other hand, plastic pipes are a more affordable option and are often used in residential areas due to their ease of installation and flexibility.
Plastic pipes can be damaged by UV light and chemicals in the water, which can lead to leaks and other issues.
Choosing Plumbing
Choosing the right plumbing pipes for your home can be a daunting task. Copper and PEX are the most common pipe materials used in homes, with copper being durable and corrosion-resistant, and PEX being less expensive and more flexible.
Copper pipes can be used for both hot and cold water, making them a versatile option. However, PEX is gaining popularity due to its ease of installation and lower cost.
There are three primary reasons for plumbing piping in a home: toilet sewage, stormwater drainage, and drinking water. Each system brings and removes water into and from the home.
If you're looking for the safest type of pipe for drinking water, copper pipes with lead-free joint materials are a good choice. They are long-lasting and won't leach chemicals into your drinking water.
Here's a comparison of the two most common pipe materials:
Ultimately, the type of pipe you choose will depend on your specific needs and budget. It's a good idea to speak with a contractor or other plumbing expert to get an informed decision for your project.
Types of Plastic Pipes
Plastic pipes come in various types, each with its own set of advantages and disadvantages. PEX pipes, for example, are made from cross-linked polyethylene and are often plumbers' first choice for re-piping jobs.
PEX pipes are designed to withstand water with high levels of chlorine and have few leaking problems. They're also color-coded in red and blue for hot and cold water, respectively.
One type of PEX pipe is CPVC, which stands for post-chlorinated polyvinyl chloride. CPVC pipes are more flexible than PVC pipes and can withstand temperatures up to 200 degrees Fahrenheit.
uPVC pipes, on the other hand, are harder and more rigid than PVC pipes. They're also more heat-resistant, but can be vulnerable to extreme heat.
Plastic
Plastic pipes have gained popularity in recent years due to their low cost and high reliability. They are resistant to many acids and halogens, but not resistant to solvent.
PVC pipes are a type of plastic pipe that is widely used. They are cheap and have little to no temperature conduction, making them a good choice for water pipes. However, they are not ideal for outdoor use and may need support when used underground.
There are several types of plastic pipes, including PEX, CPVC, and uPVC. PEX pipes are flexible and come in specific colors for hot, cold, and universal water lines. However, they are susceptible to UV degradation and may leach chemicals into the drinking water.
CPVC pipes are a type of PVC pipe with greater flexibility and heat resistance. They can withstand temperatures up to 200 degrees Fahrenheit, but may require structural supports to maintain their shape.
Here are some key differences between PVC and CPVC pipes:
Overall, plastic pipes are a good choice for water pipes, but it's essential to choose the right type of pipe for your needs and to follow proper installation procedures to avoid leaks and other issues.
Pex Pipe
Pex Pipe is a popular choice for plumbing systems due to its many advantages. It's made from cross-linked polyethylene, often referred to as PEX tubing.
One of the great things about Pex Pipe is that it's designed with antioxidants to handle water with high levels of chlorine. This makes it a great option for households with well water or high chlorine levels.
Pex Pipe is also color coded for easy identification: red for hot water and blue for cold water. This makes it easy to tell which pipes are which, even for DIY projects.
There are three types of Pex Pipe: PEX A, PEX B, and PEX C. Each type has its own unique characteristics and price point.
PEX A is the most expensive option but offers the most flexibility and resistance to cold. It's a great choice for projects where ease of installation is a top priority.
PEX B is a middle ground option that offers a balance of flexibility and price. It's a great choice for projects where you want to save some money but still have an easy installation process.
PEX C is the cheapest option but is also the least flexible. It's a great choice for turn-free piping that holds warm or cool water, but may not be the best choice for projects that require a lot of flexibility.
Benefits and Drawbacks
Copper water pipes are incredibly durable, lasting a long time due to their long history of durability and long-term usage.
They can handle the heat without losing strength, which is especially important in hot water systems.
One of the biggest advantages of copper pipes is that they resist corrosion and high water-pressure, making them a reliable choice for plumbing.
Their ability to withstand harsh conditions means they can be a cost-effective option in the long run, as they may not need to be replaced as often as other materials.
The Benefits
One of the most significant advantages of this material is that it's incredibly durable, with a long history of lasting a long time.
It can withstand high temperatures without losing its strength, making it a reliable choice for a variety of applications.
Resisting corrosion is another key benefit, ensuring it stays in top condition even in harsh environments.
A long history of durability and long-term usage is a testament to its exceptional quality.
The Cons
One of the main cons of this type of piping is that it's more expensive and less flexible than plastic pipes.
Pipes made of this material can be prone to bursting if water freezes, which can be a major issue during cold weather.
The taste of tap water may be metallic if not treated with filtering, such as reverse osmosis, which can be a drawback for some users.
This type of piping is not resistant to sweating, which means insulation is necessary to prevent damage.
Low noise emission is a benefit, but it's worth noting that this is a relatively minor advantage compared to the more significant drawbacks.
Alternative Options
PEX pipes are a popular alternative to traditional PVC pipes, but they're more difficult to install. They're also better at insulating heat.
uPVC pipes are the longest-running plastic pipes and are harder and more rigid than PVC pipes. They're vulnerable to being shaped if exposed to extremely hot water.
CPVC pipes are more flexible than PVC pipes and can withstand corrosive water at higher temperatures. They're also more resistant to bacteria growth due to their material lining. However, they're a steeper priced product, costing around $2.50/ft compared to PVC's $0.40/ft.
Repiping and Maintenance
Copper pipes can corrode as bad as steel due to minerals in the water and a slightly acidic pH.
Older homes with copper pipes may also have solder used to join copper pipes together that contain lead, raising concerns about safety.
Plastic pipes, on the other hand, are not as rigid or impermeable as copper, making them slightly more susceptible to contamination.
PEX has had some reports of rodents chewing through the material causing leaks, which is something to consider when deciding between copper and plastic pipes.
It's essential to think carefully about your investment and work with a professional to make sure you're considering all the facts before making a decision.
Repiping Your Home
Repiping your home is a significant decision that requires careful consideration. You have a choice between copper and plastic piping, with copper being more expensive.
Copper piping is resistant to corrosion and minerals, but it can still corrode in acidic water. This is a concern for homeowners with older homes that use solder to join copper pipes together.
Plastic piping, on the other hand, is more susceptible to contamination and can be chewed through by rodents. PEX piping has had reports of rodents causing leaks.
Working with a professional is essential to make an informed decision about your investment. They can help you determine if you need a whole repiping or just an upgrade to certain areas of your plumbing.
Upfront pricing is a benefit of working with a professional plumbing service, as you'll always know what to expect out of the job.
Stopping Pipe Leaks
If your building has copper pipes, acidic water can cause corrosion and lead to pipe leaks. One way to deal with acidic water is to install water filtration systems that neutralize the acidic water, bringing its pH level to 7 or slightly higher.
You can also line your copper pipes with epoxy liners or coatings to prevent acidic water from reaching the metal.
Installing water filtration systems is a proactive approach to preventing pipe leaks, and it's especially useful if you live in an area with hard water or high levels of minerals that can contribute to acidic water.
Lining your pipes with epoxy liners or coatings is a more invasive solution, but it's a long-term fix that can save you money and hassle in the long run.
By taking one of these two approaches, you can prevent pipe leaks and extend the lifespan of your copper pipes.
Frequently Asked Questions
Why don't plumbers use copper pipes?
Copper pipes are prone to corrosion and leaks due to water chemistry and soil conditions, making them a less reliable choice for plumbing. As a result, plumbers often opt for more durable and long-lasting materials like PEX tubing.
Is it better to run copper or PEX?
For long-term reliability and durability, copper piping is generally a better choice. However, PEX piping has its own advantages, such as flexibility and ease of installation, which may make it a better option for specific projects.
Sources
- https://www.thespruce.com/basic-types-of-plumbing-pipes-1822487
- https://www.sandjplumbing.com/copper-water-pipes-vs-plastic-pipes-whats-the-truth/
- https://www.nuflowmidwest.com/which-leaks-first-copper-vs-plastic-water-plumbing-pipes/
- https://talmichplumbingheating.com/pvc-plumbing-vs-copper-which-one-is-right-for-the-job/
- https://www.donleyservice.com/blog/plastic-pipe-vs-copper-pipes-which-ones-best-for-your-home/
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