Understanding DWV (Drain-Waste-Vent) PVC Piping Systems
In the realm of plumbing systems, one type of piping material that has gained significant popularity is Polyvinyl Chloride (PVC). Among various applications, PVC fittings are particularly renowned for their use in Drain-Waste-Vent (DWV) systems. This 247Garden blog post aims to provide an insightful exploration into the world of DWV PVC piping systems, focusing on their purpose, benefits, and installation methods.

247Garden 1" DWV WYE Hub Skew Y-Tee PVC Fitting ASTM D2665 NSF

Purpose:

DWV PVC fittings serve a crucial role in plumbing infrastructure. They are designed for drain, waste, and vent purposes within residential and commercial buildings. These systems are integral to the gravity-fed waste elimination process, ensuring that wastewater and gases flow smoothly from fixtures like sinks, toilets, and bathtubs, and ultimately to the municipal sewer system or septic tank.

Benefits:

  1. Lightweight and Easy to Install: Compared to traditional materials such as cast iron and copper, PVC is significantly lighter, making it easier to handle during installation. This reduces labor costs and minimizes the risk of injuries on the job site.
  2. Requires No Special Tools for Cutting: One of the most appealing aspects of using PVC piping is that it can be easily cut with a simple utility knife or PVC pipe cutter, making it accessible for both professional plumbers and DIY enthusiasts alike.
  3. Installation with Solvent Cement: PVC pipes are joined using solvent cement, which melts the surfaces of the piping components when heated. This creates a strong, durable bond that prevents leaks and ensures a secure connection between fittings.
  4. Resistance to Corrosion and Scalding Temperatures: DWV PVC pipes are resistant to corrosion, meaning they can withstand the harsh chemicals present in wastewater without deteriorating over time. Additionally, these pipes can handle temperatures up to 140°F (60°C), ensuring their longevity and reliability within plumbing systems.

Installation:

Before installation, it is essential to ensure that the area is properly prepared and all necessary tools are at hand:

  1. Measure and cut the PVC pipes to the required lengths using a pipe cutter or utility knife.
  2. Clean the ends of the PVC piping with a degreaser or acetone to remove any dirt, oil, or debris that may hinder the bonding process.
  3. Apply PVC primer to the interior surface of each fitting and the exterior surface of the pipe end. This promotes a strong bond when the solvent cement is applied.
  4. Apply solvent cement to the primed surfaces and join the fittings and pipes together. Ensure that the connection is made square, without twisting or bending the piping components.
  5. Allow the cement to cure for the recommended time before testing the connection for leaks by applying water pressure or simply waiting until the system is under normal operating conditions.

In conclusion, DWV PVC piping systems offer numerous benefits for both homeowners and professional plumbers alike. Their lightweight nature, ease of installation, resistance to corrosion, and ability to withstand high temperatures make them an ideal choice for non-pressure plumbing applications. By understanding the purpose and installation process of DWV PVC piping systems, you can confidently navigate your next plumbing project with ease and expertise.

If you are a Professional Plumber or HVAC Technician or a Licensed Contractor looking for DWV PVC fittings, you can apply for Special VIP Discount with 247Garden. 247Garden offers NSF ASTM-Certified DWV PVC fittings for all your venting and plumbing projects. From 1/2" to 6" inches, all the common sizes like the Sanitary Tees, Wye Tees, 45 and 90-Degree Elbows, Couplings, Flange and more! Be sure to check out 247Garden and see what we can offer for your business today. Email info@247garden.com or call 323-318-2600. Thank you and please have a very nice day!