Schedule 40 plastic pipes are widely used in plumbing projects. You’ll find these pipes in homes and commercial buildings alike. They’re tough, dependable, and cost-effective – but plenty of people still have the wrong idea about how they work and what they’re good for. They often have incorrect ideas about their limitations as well. This article aims to clarify common myths about the schedule 40 plastic pipe variety. The information below separates fact from fiction in pipe selection to help you make informed decisions.
Table of Contents
Myth 1: Thicker is Always Better
Many people believe that schedule 80 pipe variety is always superior to schedule 40 plastic pipe type. This assumption isn’t necessarily correct. Schedule 80 pipes have thicker walls than schedule 40 pipes, but thicker walls reduce the internal diameter. This reduction can hurt water flow efficiency in your system.
The price difference can be significant for large projects. As the thicker walls also increase material costs. Actually, they don’t always provide the necessary benefits for your project. Installation costs may also increase with thicker pipes. Not to mention, weight differences can affect handling and support requirements.
Schedule 40 plastic pipe type works perfectly for most residential applications. It also handles light commercial uses effectively. These pipes meet standard water pressure requirements without issues. While schedule 80 pipe variety is better for high-pressure industrial applications. They also work well in areas with potential mechanical damage. Underground installations in rocky soil need thicker walls, and areas with heavy machinery traffic benefit from schedule 80.
Myth 2: Schedule 40 Plastic Pipes Are Prone to Quick Deterioration
This belief is largely unfounded with quality pipes. Proper installation is the key to longevity. Modern PVC SCH 40 pipe types prioritize performance. They undergo rigorous testing to meet industry standards, and quality manufacturers test their products extensively.
Poor installation causes most pipe failures, not the material itself. Improper schedule 40 PVC fittings and joint connections lead to early failures, and inadequate support systems cause stress concentrations. Temperature cycling can also affect poorly installed systems. Regular maintenance is hence crucial to extend the schedule 40 plastic pipe’s life significantly.
Actually, the fact is that they include:
- UV resistance protects against sun damage and prevents material breakdown over time.
- Corrosion resistance shields pipes from chemical reactions with water and the surrounding soil.
- With proper installation and care, they can easily last over 50 years.
- They stay strong and stable under regular temperature conditions.
Myth 3: Schedule 40 PVC is Only for Drainage, Not Potable Water
This point is definitely wrong. There are different types of schedule 40 plastic pipes. If you see NSF/ANSI 61 on a PVC schedule 40 pipe, it means it’s cleared for drinking water. This certification brings peace of mind. It means the pipes are tested to make sure they won’t affect water quality or add anything unsafe along the way. The certification process involves extensive testing. Independent laboratories verify the safety standards, and water utilities across the country use these pipes. They have decades of proven performance in potable water systems.
To transport drinking water safely, the key is choosing properly certified products. To ensure safety, you can take several key steps. Look for certification stamps on schedule 40 plastic pipe products. Confirm that the brand follows official standards and see what your local codes require. Contact professional plumbers if you are unsure.
Conclusion
Overall, with different schedule 40 pipe dimensions and types, they are a versatile and durable solution. These PVC pipes work well for various plumbing applications. Not all applications always need the schedule 80 thickness. Schedule 40 pipes resist deterioration when properly installed and last for decades with minimal maintenance.
If you are looking for high-quality Sch 40 PVC fittings and pipes, be sure to select a reputable brand like LESSO America. Bringing decades of experience, it focuses on providing high-quality plastic fittings. In addition, it has been tested to meet NSF/ANSI 61, ASTM D 1784, and many other performance standards. Visit the company’s website to see their full range of schedule 40 plastic pipe.
